82579900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 194796560

約数和(自身を除く): 112216660

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 139, 260, 278, 325, 457, 556, 650, 695, 914, 1300, 1390, 1807, 1828, 2285, 2780, 3475, 3614, 4570, 5941, 6950, 7228, 9035, 9140, 11425, 11882, 13900, 18070, 22850, 23764, 29705, 36140, 45175, 45700, 59410, 63523, 90350, 118820, 127046, 148525, 180700, 254092, 297050, 317615, 594100, 635230, 825799, 1270460, 1588075, 1651598, 3176150, 3303196, 4128995, 6352300, 8257990, 16515980, 20644975, 41289950, 82579900]

約数ペア:

[(1, 82579900), (2, 41289950), (4, 20644975), (5, 16515980), (10, 8257990), (13, 6352300), (20, 4128995), (25, 3303196), (26, 3176150), (50, 1651598), (52, 1588075), (65, 1270460), (100, 825799), (130, 635230), (139, 594100), (260, 317615), (278, 297050), (325, 254092), (457, 180700), (556, 148525), (650, 127046), (695, 118820), (914, 90350), (1300, 63523), (1390, 59410), (1807, 45700), (1828, 45175), (2285, 36140), (2780, 29705), (3475, 23764), (3614, 22850), (4570, 18070), (5941, 13900), (6950, 11882), (7228, 11425), (9035, 9140)]