851090800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 180

約数和(自身を含む): 2401861896

約数和(自身を除く): 1550771096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 173, 175, 196, 200, 245, 251, 280, 346, 350, 392, 400, 490, 502, 560, 692, 700, 784, 865, 980, 1004, 1211, 1225, 1255, 1384, 1400, 1730, 1757, 1960, 2008, 2422, 2450, 2510, 2768, 2800, 3460, 3514, 3920, 4016, 4325, 4844, 4900, 5020, 6055, 6275, 6920, 7028, 8477, 8650, 8785, 9688, 9800, 10040, 12110, 12299, 12550, 13840, 14056, 16954, 17300, 17570, 19376, 19600, 20080, 24220, 24598, 25100, 28112, 30275, 33908, 34600, 35140, 42385, 43423, 43925, 48440, 49196, 50200, 60550, 61495, 67816, 69200, 70280, 84770, 86846, 87850, 96880, 98392, 100400, 121100, 122990, 135632, 140560, 169540, 173692, 175700, 196784, 211925, 217115, 242200, 245980, 303961, 307475, 339080, 347384, 351400, 423850, 434230, 484400, 491960, 607922, 614950, 678160, 694768, 702800, 847700, 868460, 983920, 1085575, 1215844, 1229900, 1519805, 1695400, 1736920, 2127727, 2171150, 2431688, 2459800, 3039610, 3390800, 3473840, 4255454, 4342300, 4863376, 4919600, 6079220, 7599025, 8510908, 8684600, 10638635, 12158440, 15198050, 17021816, 17369200, 21277270, 24316880, 30396100, 34043632, 42554540, 53193175, 60792200, 85109080, 106386350, 121584400, 170218160, 212772700, 425545400, 851090800]

約数ペア:

[(1, 851090800), (2, 425545400), (4, 212772700), (5, 170218160), (7, 121584400), (8, 106386350), (10, 85109080), (14, 60792200), (16, 53193175), (20, 42554540), (25, 34043632), (28, 30396100), (35, 24316880), (40, 21277270), (49, 17369200), (50, 17021816), (56, 15198050), (70, 12158440), (80, 10638635), (98, 8684600), (100, 8510908), (112, 7599025), (140, 6079220), (173, 4919600), (175, 4863376), (196, 4342300), (200, 4255454), (245, 3473840), (251, 3390800), (280, 3039610), (346, 2459800), (350, 2431688), (392, 2171150), (400, 2127727), (490, 1736920), (502, 1695400), (560, 1519805), (692, 1229900), (700, 1215844), (784, 1085575), (865, 983920), (980, 868460), (1004, 847700), (1211, 702800), (1225, 694768), (1255, 678160), (1384, 614950), (1400, 607922), (1730, 491960), (1757, 484400), (1960, 434230), (2008, 423850), (2422, 351400), (2450, 347384), (2510, 339080), (2768, 307475), (2800, 303961), (3460, 245980), (3514, 242200), (3920, 217115), (4016, 211925), (4325, 196784), (4844, 175700), (4900, 173692), (5020, 169540), (6055, 140560), (6275, 135632), (6920, 122990), (7028, 121100), (8477, 100400), (8650, 98392), (8785, 96880), (9688, 87850), (9800, 86846), (10040, 84770), (12110, 70280), (12299, 69200), (12550, 67816), (13840, 61495), (14056, 60550), (16954, 50200), (17300, 49196), (17570, 48440), (19376, 43925), (19600, 43423), (20080, 42385), (24220, 35140), (24598, 34600), (25100, 33908), (28112, 30275)]