320008750

素因数分解:

$2^1\times 5^4\times {\mathrm{67}}^1\times {\mathrm{3821}}^1$

素因数の和:3910

約数の個数: 40

約数和(自身を含む): 608936328

約数和(自身を除く): 288927578

約数列:

[1, 2, 5, 10, 25, 50, 67, 125, 134, 250, 335, 625, 670, 1250, 1675, 3350, 3821, 7642, 8375, 16750, 19105, 38210, 41875, 83750, 95525, 191050, 256007, 477625, 512014, 955250, 1280035, 2388125, 2560070, 4776250, 6400175, 12800350, 32000875, 64001750, 160004375, 320008750]

約数ペア:

[(1, 320008750), (2, 160004375), (5, 64001750), (10, 32000875), (25, 12800350), (50, 6400175), (67, 4776250), (125, 2560070), (134, 2388125), (250, 1280035), (335, 955250), (625, 512014), (670, 477625), (1250, 256007), (1675, 191050), (3350, 95525), (3821, 83750), (7642, 41875), (8375, 38210), (16750, 19105)]