86507980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10733}}^1$

素因数の和:10786

約数の個数: 48

約数和(自身を含む): 201970944

約数和(自身を除く): 115462964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10733, 21466, 42932, 53665, 107330, 139529, 214660, 279058, 332723, 558116, 665446, 697645, 1330892, 1395290, 1663615, 2790580, 3327230, 4325399, 6654460, 8650798, 17301596, 21626995, 43253990, 86507980]

約数ペア:

[(1, 86507980), (2, 43253990), (4, 21626995), (5, 17301596), (10, 8650798), (13, 6654460), (20, 4325399), (26, 3327230), (31, 2790580), (52, 1663615), (62, 1395290), (65, 1330892), (124, 697645), (130, 665446), (155, 558116), (260, 332723), (310, 279058), (403, 214660), (620, 139529), (806, 107330), (1612, 53665), (2015, 42932), (4030, 21466), (8060, 10733)]