87941230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 179262720

約数和(自身を除く): 91321490

約数列:

[1, 2, 5, 10, 13, 26, 37, 47, 65, 74, 94, 130, 185, 235, 370, 389, 470, 481, 611, 778, 962, 1222, 1739, 1945, 2405, 3055, 3478, 3890, 4810, 5057, 6110, 8695, 10114, 14393, 17390, 18283, 22607, 25285, 28786, 36566, 45214, 50570, 71965, 91415, 113035, 143930, 182830, 187109, 226070, 237679, 374218, 475358, 676471, 935545, 1188395, 1352942, 1871090, 2376790, 3382355, 6764710, 8794123, 17588246, 43970615, 87941230]

約数ペア:

[(1, 87941230), (2, 43970615), (5, 17588246), (10, 8794123), (13, 6764710), (26, 3382355), (37, 2376790), (47, 1871090), (65, 1352942), (74, 1188395), (94, 935545), (130, 676471), (185, 475358), (235, 374218), (370, 237679), (389, 226070), (470, 187109), (481, 182830), (611, 143930), (778, 113035), (962, 91415), (1222, 71965), (1739, 50570), (1945, 45214), (2405, 36566), (3055, 28786), (3478, 25285), (3890, 22607), (4810, 18283), (5057, 17390), (6110, 14393), (8695, 10114)]