78739100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 190487808

約数和(自身を除く): 111748708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 188, 220, 235, 275, 470, 517, 550, 940, 1034, 1100, 1175, 1523, 2068, 2350, 2585, 3046, 4700, 5170, 6092, 7615, 10340, 12925, 15230, 16753, 25850, 30460, 33506, 38075, 51700, 67012, 71581, 76150, 83765, 143162, 152300, 167530, 286324, 335060, 357905, 418825, 715810, 787391, 837650, 1431620, 1574782, 1675300, 1789525, 3149564, 3579050, 3936955, 7158100, 7873910, 15747820, 19684775, 39369550, 78739100]

約数ペア:

[(1, 78739100), (2, 39369550), (4, 19684775), (5, 15747820), (10, 7873910), (11, 7158100), (20, 3936955), (22, 3579050), (25, 3149564), (44, 1789525), (47, 1675300), (50, 1574782), (55, 1431620), (94, 837650), (100, 787391), (110, 715810), (188, 418825), (220, 357905), (235, 335060), (275, 286324), (470, 167530), (517, 152300), (550, 143162), (940, 83765), (1034, 76150), (1100, 71581), (1175, 67012), (1523, 51700), (2068, 38075), (2350, 33506), (2585, 30460), (3046, 25850), (4700, 16753), (5170, 15230), (6092, 12925), (7615, 10340)]