80710515

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 147603456

約数和(自身を除く): 66892941

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 423, 465, 705, 1231, 1395, 1457, 2115, 3693, 4371, 6155, 7285, 11079, 13113, 18465, 21855, 38161, 55395, 57857, 65565, 114483, 173571, 190805, 289285, 343449, 520713, 572415, 867855, 1717245, 1793567, 2603565, 5380701, 8967835, 16142103, 26903505, 80710515]

約数ペア:

[(1, 80710515), (3, 26903505), (5, 16142103), (9, 8967835), (15, 5380701), (31, 2603565), (45, 1793567), (47, 1717245), (93, 867855), (141, 572415), (155, 520713), (235, 343449), (279, 289285), (423, 190805), (465, 173571), (705, 114483), (1231, 65565), (1395, 57857), (1457, 55395), (2115, 38161), (3693, 21855), (4371, 18465), (6155, 13113), (7285, 11079)]