89432890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 165654720

約数和(自身を除く): 76221830

約数列:

[1, 2, 5, 10, 41, 82, 205, 331, 410, 659, 662, 1318, 1655, 3295, 3310, 6590, 13571, 27019, 27142, 54038, 67855, 135095, 135710, 218129, 270190, 436258, 1090645, 2181290, 8943289, 17886578, 44716445, 89432890]

約数ペア:

[(1, 89432890), (2, 44716445), (5, 17886578), (10, 8943289), (41, 2181290), (82, 1090645), (205, 436258), (331, 270190), (410, 218129), (659, 135710), (662, 135095), (1318, 67855), (1655, 54038), (3295, 27142), (3310, 27019), (6590, 13571)]