139415600

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4909}}^1$

素因数の和:4998

約数の個数: 60

約数和(自身を含む): 339732720

約数和(自身を除く): 200317120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 2840, 3550, 4909, 5680, 7100, 9818, 14200, 19636, 24545, 28400, 39272, 49090, 78544, 98180, 122725, 196360, 245450, 348539, 392720, 490900, 697078, 981800, 1394156, 1742695, 1963600, 2788312, 3485390, 5576624, 6970780, 8713475, 13941560, 17426950, 27883120, 34853900, 69707800, 139415600]

約数ペア:

[(1, 139415600), (2, 69707800), (4, 34853900), (5, 27883120), (8, 17426950), (10, 13941560), (16, 8713475), (20, 6970780), (25, 5576624), (40, 3485390), (50, 2788312), (71, 1963600), (80, 1742695), (100, 1394156), (142, 981800), (200, 697078), (284, 490900), (355, 392720), (400, 348539), (568, 245450), (710, 196360), (1136, 122725), (1420, 98180), (1775, 78544), (2840, 49090), (3550, 39272), (4909, 28400), (5680, 24545), (7100, 19636), (9818, 14200)]