13515160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 32140800

約数和(自身を除く): 18625640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 191, 232, 244, 290, 305, 382, 488, 580, 610, 764, 955, 1160, 1220, 1528, 1769, 1910, 2440, 3538, 3820, 5539, 7076, 7640, 8845, 11078, 11651, 14152, 17690, 22156, 23302, 27695, 35380, 44312, 46604, 55390, 58255, 70760, 93208, 110780, 116510, 221560, 233020, 337879, 466040, 675758, 1351516, 1689395, 2703032, 3378790, 6757580, 13515160]

約数ペア:

[(1, 13515160), (2, 6757580), (4, 3378790), (5, 2703032), (8, 1689395), (10, 1351516), (20, 675758), (29, 466040), (40, 337879), (58, 233020), (61, 221560), (116, 116510), (122, 110780), (145, 93208), (191, 70760), (232, 58255), (244, 55390), (290, 46604), (305, 44312), (382, 35380), (488, 27695), (580, 23302), (610, 22156), (764, 17690), (955, 14152), (1160, 11651), (1220, 11078), (1528, 8845), (1769, 7640), (1910, 7076), (2440, 5539), (3538, 3820)]