61207640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3852

約数の個数: 64

約数和(自身を含む): 153135360

約数和(自身を除く): 91927720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 3797, 4030, 7594, 8060, 15188, 16120, 18985, 30376, 37970, 49361, 75940, 98722, 117707, 151880, 197444, 235414, 246805, 394888, 470828, 493610, 588535, 941656, 987220, 1177070, 1530191, 1974440, 2354140, 3060382, 4708280, 6120764, 7650955, 12241528, 15301910, 30603820, 61207640]

約数ペア:

[(1, 61207640), (2, 30603820), (4, 15301910), (5, 12241528), (8, 7650955), (10, 6120764), (13, 4708280), (20, 3060382), (26, 2354140), (31, 1974440), (40, 1530191), (52, 1177070), (62, 987220), (65, 941656), (104, 588535), (124, 493610), (130, 470828), (155, 394888), (248, 246805), (260, 235414), (310, 197444), (403, 151880), (520, 117707), (620, 98722), (806, 75940), (1240, 49361), (1612, 37970), (2015, 30376), (3224, 18985), (3797, 16120), (4030, 15188), (7594, 8060)]