25216360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 36836120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 683, 710, 923, 1366, 1420, 1846, 2732, 2840, 3415, 3692, 4615, 5464, 6830, 7384, 8879, 9230, 13660, 17758, 18460, 27320, 35516, 36920, 44395, 48493, 71032, 88790, 96986, 177580, 193972, 242465, 355160, 387944, 484930, 630409, 969860, 1260818, 1939720, 2521636, 3152045, 5043272, 6304090, 12608180, 25216360]

約数ペア:

[(1, 25216360), (2, 12608180), (4, 6304090), (5, 5043272), (8, 3152045), (10, 2521636), (13, 1939720), (20, 1260818), (26, 969860), (40, 630409), (52, 484930), (65, 387944), (71, 355160), (104, 242465), (130, 193972), (142, 177580), (260, 96986), (284, 88790), (355, 71032), (520, 48493), (568, 44395), (683, 36920), (710, 35516), (923, 27320), (1366, 18460), (1420, 17758), (1846, 13660), (2732, 9230), (2840, 8879), (3415, 7384), (3692, 6830), (4615, 5464)]