87956680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5927}}^1$

素因数の和:5998

約数の個数: 64

約数和(自身を含む): 230480640

約数和(自身を除く): 142523960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 5927, 7420, 11854, 14840, 23708, 29635, 41489, 47416, 59270, 82978, 118540, 165956, 207445, 237080, 314131, 331912, 414890, 628262, 829780, 1256524, 1570655, 1659560, 2198917, 2513048, 3141310, 4397834, 6282620, 8795668, 10994585, 12565240, 17591336, 21989170, 43978340, 87956680]

約数ペア:

[(1, 87956680), (2, 43978340), (4, 21989170), (5, 17591336), (7, 12565240), (8, 10994585), (10, 8795668), (14, 6282620), (20, 4397834), (28, 3141310), (35, 2513048), (40, 2198917), (53, 1659560), (56, 1570655), (70, 1256524), (106, 829780), (140, 628262), (212, 414890), (265, 331912), (280, 314131), (371, 237080), (424, 207445), (530, 165956), (742, 118540), (1060, 82978), (1484, 59270), (1855, 47416), (2120, 41489), (2968, 29635), (3710, 23708), (5927, 14840), (7420, 11854)]