48898980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20897}}^1$

素因数の和:20925

約数の個数: 72

約数和(自身を含む): 159744312

約数和(自身を除く): 110845332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 20897, 41794, 62691, 83588, 104485, 125382, 188073, 208970, 250764, 271661, 313455, 376146, 417940, 543322, 626910, 752292, 814983, 940365, 1086644, 1253820, 1358305, 1629966, 1880730, 2444949, 2716610, 3259932, 3761460, 4074915, 4889898, 5433220, 8149830, 9779796, 12224745, 16299660, 24449490, 48898980]

約数ペア:

[(1, 48898980), (2, 24449490), (3, 16299660), (4, 12224745), (5, 9779796), (6, 8149830), (9, 5433220), (10, 4889898), (12, 4074915), (13, 3761460), (15, 3259932), (18, 2716610), (20, 2444949), (26, 1880730), (30, 1629966), (36, 1358305), (39, 1253820), (45, 1086644), (52, 940365), (60, 814983), (65, 752292), (78, 626910), (90, 543322), (117, 417940), (130, 376146), (156, 313455), (180, 271661), (195, 250764), (234, 208970), (260, 188073), (390, 125382), (468, 104485), (585, 83588), (780, 62691), (1170, 41794), (2340, 20897)]