83217020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1699}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 182784000

約数和(自身を除く): 99566980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 1699, 2449, 3398, 4898, 6796, 8495, 9796, 12245, 16990, 24490, 33980, 48980, 52669, 105338, 134221, 210676, 263345, 268442, 526690, 536884, 671105, 1053380, 1342210, 2684420, 4160851, 8321702, 16643404, 20804255, 41608510, 83217020]

約数ペア:

[(1, 83217020), (2, 41608510), (4, 20804255), (5, 16643404), (10, 8321702), (20, 4160851), (31, 2684420), (62, 1342210), (79, 1053380), (124, 671105), (155, 536884), (158, 526690), (310, 268442), (316, 263345), (395, 210676), (620, 134221), (790, 105338), (1580, 52669), (1699, 48980), (2449, 33980), (3398, 24490), (4898, 16990), (6796, 12245), (8495, 9796)]