2739587825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1249}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 3886470000

約数和(自身を除く): 1146882175

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 397, 425, 1105, 1249, 1985, 5161, 5525, 6245, 6749, 9925, 16237, 21233, 25805, 31225, 33745, 81185, 87737, 106165, 129025, 168725, 276029, 405925, 438685, 495853, 530825, 1380145, 2193425, 2479265, 6446089, 6900725, 8429501, 12396325, 32230445, 42147505, 109583513, 161152225, 210737525, 547917565, 2739587825]

約数ペア:

[(1, 2739587825), (5, 547917565), (13, 210737525), (17, 161152225), (25, 109583513), (65, 42147505), (85, 32230445), (221, 12396325), (325, 8429501), (397, 6900725), (425, 6446089), (1105, 2479265), (1249, 2193425), (1985, 1380145), (5161, 530825), (5525, 495853), (6245, 438685), (6749, 405925), (9925, 276029), (16237, 168725), (21233, 129025), (25805, 106165), (31225, 87737), (33745, 81185)]