64023700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2897}}^1$

素因数の和:2941

約数の個数: 72

約数和(自身を含む): 158474232

約数和(自身を除く): 94450532

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 2897, 4420, 5525, 5794, 11050, 11588, 14485, 22100, 28970, 37661, 49249, 57940, 72425, 75322, 98498, 144850, 150644, 188305, 196996, 246245, 289700, 376610, 492490, 640237, 753220, 941525, 984980, 1231225, 1280474, 1883050, 2462450, 2560948, 3201185, 3766100, 4924900, 6402370, 12804740, 16005925, 32011850, 64023700]

約数ペア:

[(1, 64023700), (2, 32011850), (4, 16005925), (5, 12804740), (10, 6402370), (13, 4924900), (17, 3766100), (20, 3201185), (25, 2560948), (26, 2462450), (34, 1883050), (50, 1280474), (52, 1231225), (65, 984980), (68, 941525), (85, 753220), (100, 640237), (130, 492490), (170, 376610), (221, 289700), (260, 246245), (325, 196996), (340, 188305), (425, 150644), (442, 144850), (650, 98498), (850, 75322), (884, 72425), (1105, 57940), (1300, 49249), (1700, 37661), (2210, 28970), (2897, 22100), (4420, 14485), (5525, 11588), (5794, 11050)]