68978130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1291}}^1$

素因数の和:1451

約数の個数: 64

約数和(自身を含む): 179722368

約数和(自身を除く): 110744238

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 195, 274, 390, 411, 685, 822, 1291, 1370, 1781, 2055, 2582, 3562, 3873, 4110, 5343, 6455, 7746, 8905, 10686, 12910, 16783, 17810, 19365, 26715, 33566, 38730, 50349, 53430, 83915, 100698, 167830, 176867, 251745, 353734, 503490, 530601, 884335, 1061202, 1768670, 2299271, 2653005, 4598542, 5306010, 6897813, 11496355, 13795626, 22992710, 34489065, 68978130]

約数ペア:

[(1, 68978130), (2, 34489065), (3, 22992710), (5, 13795626), (6, 11496355), (10, 6897813), (13, 5306010), (15, 4598542), (26, 2653005), (30, 2299271), (39, 1768670), (65, 1061202), (78, 884335), (130, 530601), (137, 503490), (195, 353734), (274, 251745), (390, 176867), (411, 167830), (685, 100698), (822, 83915), (1291, 53430), (1370, 50349), (1781, 38730), (2055, 33566), (2582, 26715), (3562, 19365), (3873, 17810), (4110, 16783), (5343, 12910), (6455, 10686), (7746, 8905)]