87197890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1063}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 169456896

約数和(自身を除く): 82259006

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 631, 1063, 1262, 2126, 3155, 5315, 6310, 8203, 10630, 13819, 16406, 27638, 41015, 69095, 82030, 138190, 670753, 1341506, 3353765, 6707530, 8719789, 17439578, 43598945, 87197890]

約数ペア:

[(1, 87197890), (2, 43598945), (5, 17439578), (10, 8719789), (13, 6707530), (26, 3353765), (65, 1341506), (130, 670753), (631, 138190), (1063, 82030), (1262, 69095), (2126, 41015), (3155, 27638), (5315, 16406), (6310, 13819), (8203, 10630)]