61642910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 131051520

約数和(自身を除く): 69408610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 79, 142, 157, 158, 314, 355, 395, 497, 553, 710, 785, 790, 994, 1099, 1106, 1570, 2198, 2485, 2765, 4970, 5495, 5530, 5609, 10990, 11147, 11218, 12403, 22294, 24806, 28045, 39263, 55735, 56090, 62015, 78029, 78526, 86821, 111470, 124030, 156058, 173642, 196315, 390145, 392630, 434105, 780290, 868210, 880613, 1761226, 4403065, 6164291, 8806130, 12328582, 30821455, 61642910]

約数ペア:

[(1, 61642910), (2, 30821455), (5, 12328582), (7, 8806130), (10, 6164291), (14, 4403065), (35, 1761226), (70, 880613), (71, 868210), (79, 780290), (142, 434105), (157, 392630), (158, 390145), (314, 196315), (355, 173642), (395, 156058), (497, 124030), (553, 111470), (710, 86821), (785, 78526), (790, 78029), (994, 62015), (1099, 56090), (1106, 55735), (1570, 39263), (2198, 28045), (2485, 24806), (2765, 22294), (4970, 12403), (5495, 11218), (5530, 11147), (5609, 10990)]