55998800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 180

約数和(自身を含む): 161044380

約数和(自身を除く): 105045580

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 89, 100, 104, 110, 121, 130, 143, 176, 178, 200, 208, 220, 242, 260, 275, 286, 325, 356, 400, 440, 445, 484, 520, 550, 572, 605, 650, 712, 715, 880, 890, 968, 979, 1040, 1100, 1144, 1157, 1210, 1300, 1424, 1430, 1573, 1780, 1936, 1958, 2200, 2225, 2288, 2314, 2420, 2600, 2860, 3025, 3146, 3560, 3575, 3916, 4400, 4450, 4628, 4840, 4895, 5200, 5720, 5785, 6050, 6292, 7120, 7150, 7832, 7865, 8900, 9256, 9680, 9790, 10769, 11440, 11570, 12100, 12584, 12727, 14300, 15664, 15730, 17800, 18512, 19580, 21538, 23140, 24200, 24475, 25168, 25454, 28600, 28925, 31460, 35600, 39160, 39325, 43076, 46280, 48400, 48950, 50908, 53845, 57200, 57850, 62920, 63635, 78320, 78650, 86152, 92560, 97900, 101816, 107690, 115700, 125840, 127270, 139997, 157300, 172304, 195800, 203632, 215380, 231400, 254540, 269225, 279994, 314600, 318175, 391600, 430760, 462800, 509080, 538450, 559988, 629200, 636350, 699985, 861520, 1018160, 1076900, 1119976, 1272700, 1399970, 2153800, 2239952, 2545400, 2799940, 3499925, 4307600, 5090800, 5599880, 6999850, 11199760, 13999700, 27999400, 55998800]

約数ペア:

[(1, 55998800), (2, 27999400), (4, 13999700), (5, 11199760), (8, 6999850), (10, 5599880), (11, 5090800), (13, 4307600), (16, 3499925), (20, 2799940), (22, 2545400), (25, 2239952), (26, 2153800), (40, 1399970), (44, 1272700), (50, 1119976), (52, 1076900), (55, 1018160), (65, 861520), (80, 699985), (88, 636350), (89, 629200), (100, 559988), (104, 538450), (110, 509080), (121, 462800), (130, 430760), (143, 391600), (176, 318175), (178, 314600), (200, 279994), (208, 269225), (220, 254540), (242, 231400), (260, 215380), (275, 203632), (286, 195800), (325, 172304), (356, 157300), (400, 139997), (440, 127270), (445, 125840), (484, 115700), (520, 107690), (550, 101816), (572, 97900), (605, 92560), (650, 86152), (712, 78650), (715, 78320), (880, 63635), (890, 62920), (968, 57850), (979, 57200), (1040, 53845), (1100, 50908), (1144, 48950), (1157, 48400), (1210, 46280), (1300, 43076), (1424, 39325), (1430, 39160), (1573, 35600), (1780, 31460), (1936, 28925), (1958, 28600), (2200, 25454), (2225, 25168), (2288, 24475), (2314, 24200), (2420, 23140), (2600, 21538), (2860, 19580), (3025, 18512), (3146, 17800), (3560, 15730), (3575, 15664), (3916, 14300), (4400, 12727), (4450, 12584), (4628, 12100), (4840, 11570), (4895, 11440), (5200, 10769), (5720, 9790), (5785, 9680), (6050, 9256), (6292, 8900), (7120, 7865), (7150, 7832)]