15725680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 40068864

約数和(自身を除く): 24343184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 373, 496, 527, 620, 680, 746, 1054, 1240, 1360, 1492, 1865, 2108, 2480, 2635, 2984, 3730, 4216, 5270, 5968, 6341, 7460, 8432, 10540, 11563, 12682, 14920, 21080, 23126, 25364, 29840, 31705, 42160, 46252, 50728, 57815, 63410, 92504, 101456, 115630, 126820, 185008, 196571, 231260, 253640, 393142, 462520, 507280, 786284, 925040, 982855, 1572568, 1965710, 3145136, 3931420, 7862840, 15725680]

約数ペア:

[(1, 15725680), (2, 7862840), (4, 3931420), (5, 3145136), (8, 1965710), (10, 1572568), (16, 982855), (17, 925040), (20, 786284), (31, 507280), (34, 462520), (40, 393142), (62, 253640), (68, 231260), (80, 196571), (85, 185008), (124, 126820), (136, 115630), (155, 101456), (170, 92504), (248, 63410), (272, 57815), (310, 50728), (340, 46252), (373, 42160), (496, 31705), (527, 29840), (620, 25364), (680, 23126), (746, 21080), (1054, 14920), (1240, 12682), (1360, 11563), (1492, 10540), (1865, 8432), (2108, 7460), (2480, 6341), (2635, 5968), (2984, 5270), (3730, 4216)]