61205690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 137120256

約数和(自身を除く): 75914566

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 182, 206, 455, 515, 653, 721, 910, 1030, 1306, 1339, 1442, 2678, 3265, 3605, 4571, 6530, 6695, 7210, 8489, 9142, 9373, 13390, 16978, 18746, 22855, 42445, 45710, 46865, 59423, 67259, 84890, 93730, 118846, 134518, 297115, 336295, 470813, 594230, 672590, 874367, 941626, 1748734, 2354065, 4371835, 4708130, 6120569, 8743670, 12241138, 30602845, 61205690]

約数ペア:

[(1, 61205690), (2, 30602845), (5, 12241138), (7, 8743670), (10, 6120569), (13, 4708130), (14, 4371835), (26, 2354065), (35, 1748734), (65, 941626), (70, 874367), (91, 672590), (103, 594230), (130, 470813), (182, 336295), (206, 297115), (455, 134518), (515, 118846), (653, 93730), (721, 84890), (910, 67259), (1030, 59423), (1306, 46865), (1339, 45710), (1442, 42445), (2678, 22855), (3265, 18746), (3605, 16978), (4571, 13390), (6530, 9373), (6695, 9142), (7210, 8489)]