61876220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 152871264

約数和(自身を除く): 90995044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 613, 721, 980, 1030, 1226, 1442, 2060, 2452, 2884, 3065, 3605, 4291, 5047, 6130, 7210, 8582, 10094, 12260, 14420, 17164, 20188, 21455, 25235, 30037, 42910, 50470, 60074, 63139, 85820, 100940, 120148, 126278, 150185, 252556, 300370, 315695, 441973, 600740, 631390, 883946, 1262780, 1767892, 2209865, 3093811, 4419730, 6187622, 8839460, 12375244, 15469055, 30938110, 61876220]

約数ペア:

[(1, 61876220), (2, 30938110), (4, 15469055), (5, 12375244), (7, 8839460), (10, 6187622), (14, 4419730), (20, 3093811), (28, 2209865), (35, 1767892), (49, 1262780), (70, 883946), (98, 631390), (103, 600740), (140, 441973), (196, 315695), (206, 300370), (245, 252556), (412, 150185), (490, 126278), (515, 120148), (613, 100940), (721, 85820), (980, 63139), (1030, 60074), (1226, 50470), (1442, 42910), (2060, 30037), (2452, 25235), (2884, 21455), (3065, 20188), (3605, 17164), (4291, 14420), (5047, 12260), (6130, 10094), (7210, 8582)]