77825940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18269}}^1$

素因数の和:18352

約数の個数: 48

約数和(自身を含む): 220993920

約数和(自身を除く): 143167980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 18269, 36538, 54807, 73076, 91345, 109614, 182690, 219228, 274035, 365380, 548070, 1096140, 1297099, 2594198, 3891297, 5188396, 6485495, 7782594, 12970990, 15565188, 19456485, 25941980, 38912970, 77825940]

約数ペア:

[(1, 77825940), (2, 38912970), (3, 25941980), (4, 19456485), (5, 15565188), (6, 12970990), (10, 7782594), (12, 6485495), (15, 5188396), (20, 3891297), (30, 2594198), (60, 1297099), (71, 1096140), (142, 548070), (213, 365380), (284, 274035), (355, 219228), (426, 182690), (710, 109614), (852, 91345), (1065, 73076), (1420, 54807), (2130, 36538), (4260, 18269)]