69287480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 163399680

約数和(自身を除く): 94112200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 787, 1240, 1420, 1574, 2201, 2840, 3148, 3935, 4402, 6296, 7870, 8804, 11005, 15740, 17608, 22010, 24397, 31480, 44020, 48794, 55877, 88040, 97588, 111754, 121985, 195176, 223508, 243970, 279385, 447016, 487940, 558770, 975880, 1117540, 1732187, 2235080, 3464374, 6928748, 8660935, 13857496, 17321870, 34643740, 69287480]

約数ペア:

[(1, 69287480), (2, 34643740), (4, 17321870), (5, 13857496), (8, 8660935), (10, 6928748), (20, 3464374), (31, 2235080), (40, 1732187), (62, 1117540), (71, 975880), (124, 558770), (142, 487940), (155, 447016), (248, 279385), (284, 243970), (310, 223508), (355, 195176), (568, 121985), (620, 111754), (710, 97588), (787, 88040), (1240, 55877), (1420, 48794), (1574, 44020), (2201, 31480), (2840, 24397), (3148, 22010), (3935, 17608), (4402, 15740), (6296, 11005), (7870, 8804)]