50881000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 130908960

約数和(自身を除く): 80027960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 41, 50, 68, 73, 82, 85, 100, 125, 136, 146, 164, 170, 200, 205, 250, 292, 328, 340, 365, 410, 425, 500, 584, 680, 697, 730, 820, 850, 1000, 1025, 1241, 1394, 1460, 1640, 1700, 1825, 2050, 2125, 2482, 2788, 2920, 2993, 3400, 3485, 3650, 4100, 4250, 4964, 5125, 5576, 5986, 6205, 6970, 7300, 8200, 8500, 9125, 9928, 10250, 11972, 12410, 13940, 14600, 14965, 17000, 17425, 18250, 20500, 23944, 24820, 27880, 29930, 31025, 34850, 36500, 41000, 49640, 50881, 59860, 62050, 69700, 73000, 74825, 87125, 101762, 119720, 124100, 139400, 149650, 155125, 174250, 203524, 248200, 254405, 299300, 310250, 348500, 374125, 407048, 508810, 598600, 620500, 697000, 748250, 1017620, 1241000, 1272025, 1496500, 2035240, 2544050, 2993000, 5088100, 6360125, 10176200, 12720250, 25440500, 50881000]

約数ペア:

[(1, 50881000), (2, 25440500), (4, 12720250), (5, 10176200), (8, 6360125), (10, 5088100), (17, 2993000), (20, 2544050), (25, 2035240), (34, 1496500), (40, 1272025), (41, 1241000), (50, 1017620), (68, 748250), (73, 697000), (82, 620500), (85, 598600), (100, 508810), (125, 407048), (136, 374125), (146, 348500), (164, 310250), (170, 299300), (200, 254405), (205, 248200), (250, 203524), (292, 174250), (328, 155125), (340, 149650), (365, 139400), (410, 124100), (425, 119720), (500, 101762), (584, 87125), (680, 74825), (697, 73000), (730, 69700), (820, 62050), (850, 59860), (1000, 50881), (1025, 49640), (1241, 41000), (1394, 36500), (1460, 34850), (1640, 31025), (1700, 29930), (1825, 27880), (2050, 24820), (2125, 23944), (2482, 20500), (2788, 18250), (2920, 17425), (2993, 17000), (3400, 14965), (3485, 14600), (3650, 13940), (4100, 12410), (4250, 11972), (4964, 10250), (5125, 9928), (5576, 9125), (5986, 8500), (6205, 8200), (6970, 7300)]