67232740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 144789120

約数和(自身を除く): 77556380

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 284, 355, 419, 452, 565, 710, 838, 1130, 1420, 1676, 2095, 2260, 4190, 8023, 8380, 16046, 29749, 32092, 40115, 47347, 59498, 80230, 94694, 118996, 148745, 160460, 189388, 236735, 297490, 473470, 594980, 946940, 3361637, 6723274, 13446548, 16808185, 33616370, 67232740]

約数ペア:

[(1, 67232740), (2, 33616370), (4, 16808185), (5, 13446548), (10, 6723274), (20, 3361637), (71, 946940), (113, 594980), (142, 473470), (226, 297490), (284, 236735), (355, 189388), (419, 160460), (452, 148745), (565, 118996), (710, 94694), (838, 80230), (1130, 59498), (1420, 47347), (1676, 40115), (2095, 32092), (2260, 29749), (4190, 16046), (8023, 8380)]