64199590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70549}}^1$

素因数の和:70576

約数の個数: 32

約数和(自身を含む): 142228800

約数和(自身を除く): 78029210

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 70549, 141098, 352745, 493843, 705490, 917137, 987686, 1834274, 2469215, 4585685, 4938430, 6419959, 9171370, 12839918, 32099795, 64199590]

約数ペア:

[(1, 64199590), (2, 32099795), (5, 12839918), (7, 9171370), (10, 6419959), (13, 4938430), (14, 4585685), (26, 2469215), (35, 1834274), (65, 987686), (70, 917137), (91, 705490), (130, 493843), (182, 352745), (455, 141098), (910, 70549)]