81906570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1033}}^1$

素因数の和:1927

約数の個数: 48

約数和(自身を含む): 213405192

約数和(自身を除く): 131498622

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 881, 1033, 1762, 2066, 2643, 3099, 4405, 5165, 5286, 6198, 7929, 8810, 9297, 10330, 13215, 15495, 15858, 18594, 26430, 30990, 39645, 46485, 79290, 92970, 910073, 1820146, 2730219, 4550365, 5460438, 8190657, 9100730, 13651095, 16381314, 27302190, 40953285, 81906570]

約数ペア:

[(1, 81906570), (2, 40953285), (3, 27302190), (5, 16381314), (6, 13651095), (9, 9100730), (10, 8190657), (15, 5460438), (18, 4550365), (30, 2730219), (45, 1820146), (90, 910073), (881, 92970), (1033, 79290), (1762, 46485), (2066, 39645), (2643, 30990), (3099, 26430), (4405, 18594), (5165, 15858), (5286, 15495), (6198, 13215), (7929, 10330), (8810, 9297)]