178084010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1419

約数の個数: 64

約数和(自身を含む): 371788704

約数和(自身を除く): 193704694

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 61, 65, 85, 122, 130, 170, 221, 305, 442, 610, 793, 1037, 1105, 1321, 1586, 2074, 2210, 2642, 3965, 5185, 6605, 7930, 10370, 13210, 13481, 17173, 22457, 26962, 34346, 44914, 67405, 80581, 85865, 112285, 134810, 161162, 171730, 224570, 291941, 402905, 583882, 805810, 1047553, 1369877, 1459705, 2095106, 2739754, 2919410, 5237765, 6849385, 10475530, 13698770, 17808401, 35616802, 89042005, 178084010]

約数ペア:

[(1, 178084010), (2, 89042005), (5, 35616802), (10, 17808401), (13, 13698770), (17, 10475530), (26, 6849385), (34, 5237765), (61, 2919410), (65, 2739754), (85, 2095106), (122, 1459705), (130, 1369877), (170, 1047553), (221, 805810), (305, 583882), (442, 402905), (610, 291941), (793, 224570), (1037, 171730), (1105, 161162), (1321, 134810), (1586, 112285), (2074, 85865), (2210, 80581), (2642, 67405), (3965, 44914), (5185, 34346), (6605, 26962), (7930, 22457), (10370, 17173), (13210, 13481)]