61461980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2606

約数の個数: 48

約数和(自身を含む): 137277504

約数和(自身を除く): 75815524

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 2521, 4876, 5042, 6095, 10084, 12190, 12605, 24380, 25210, 50420, 57983, 115966, 133613, 231932, 267226, 289915, 534452, 579830, 668065, 1159660, 1336130, 2672260, 3073099, 6146198, 12292396, 15365495, 30730990, 61461980]

約数ペア:

[(1, 61461980), (2, 30730990), (4, 15365495), (5, 12292396), (10, 6146198), (20, 3073099), (23, 2672260), (46, 1336130), (53, 1159660), (92, 668065), (106, 579830), (115, 534452), (212, 289915), (230, 267226), (265, 231932), (460, 133613), (530, 115966), (1060, 57983), (1219, 50420), (2438, 25210), (2521, 24380), (4876, 12605), (5042, 12190), (6095, 10084)]