57612880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1844

約数の個数: 80

約数和(自身を含む): 148990464

約数和(自身を除く): 91377584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 1787, 2015, 2480, 3224, 3574, 4030, 6448, 7148, 8060, 8935, 14296, 16120, 17870, 23231, 28592, 32240, 35740, 46462, 55397, 71480, 92924, 110794, 116155, 142960, 185848, 221588, 232310, 276985, 371696, 443176, 464620, 553970, 720161, 886352, 929240, 1107940, 1440322, 1858480, 2215880, 2880644, 3600805, 4431760, 5761288, 7201610, 11522576, 14403220, 28806440, 57612880]

約数ペア:

[(1, 57612880), (2, 28806440), (4, 14403220), (5, 11522576), (8, 7201610), (10, 5761288), (13, 4431760), (16, 3600805), (20, 2880644), (26, 2215880), (31, 1858480), (40, 1440322), (52, 1107940), (62, 929240), (65, 886352), (80, 720161), (104, 553970), (124, 464620), (130, 443176), (155, 371696), (208, 276985), (248, 232310), (260, 221588), (310, 185848), (403, 142960), (496, 116155), (520, 110794), (620, 92924), (806, 71480), (1040, 55397), (1240, 46462), (1612, 35740), (1787, 32240), (2015, 28592), (2480, 23231), (3224, 17870), (3574, 16120), (4030, 14296), (6448, 8935), (7148, 8060)]