66490970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2415

約数の個数: 64

約数和(自身を含む): 152119296

約数和(自身を除く): 85628326

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2357, 2821, 4030, 4714, 5642, 11785, 14105, 16499, 23570, 28210, 30641, 32998, 61282, 73067, 82495, 146134, 153205, 164990, 214487, 306410, 365335, 428974, 511469, 730670, 949871, 1022938, 1072435, 1899742, 2144870, 2557345, 4749355, 5114690, 6649097, 9498710, 13298194, 33245485, 66490970]

約数ペア:

[(1, 66490970), (2, 33245485), (5, 13298194), (7, 9498710), (10, 6649097), (13, 5114690), (14, 4749355), (26, 2557345), (31, 2144870), (35, 1899742), (62, 1072435), (65, 1022938), (70, 949871), (91, 730670), (130, 511469), (155, 428974), (182, 365335), (217, 306410), (310, 214487), (403, 164990), (434, 153205), (455, 146134), (806, 82495), (910, 73067), (1085, 61282), (2015, 32998), (2170, 30641), (2357, 28210), (2821, 23570), (4030, 16499), (4714, 14105), (5642, 11785)]