32640100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 76557600

約数和(自身を除く): 43917500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 380, 410, 419, 475, 779, 820, 838, 950, 1025, 1558, 1676, 1900, 2050, 2095, 3116, 3895, 4100, 4190, 7790, 7961, 8380, 10475, 15580, 15922, 17179, 19475, 20950, 31844, 34358, 38950, 39805, 41900, 68716, 77900, 79610, 85895, 159220, 171790, 199025, 326401, 343580, 398050, 429475, 652802, 796100, 858950, 1305604, 1632005, 1717900, 3264010, 6528020, 8160025, 16320050, 32640100]

約数ペア:

[(1, 32640100), (2, 16320050), (4, 8160025), (5, 6528020), (10, 3264010), (19, 1717900), (20, 1632005), (25, 1305604), (38, 858950), (41, 796100), (50, 652802), (76, 429475), (82, 398050), (95, 343580), (100, 326401), (164, 199025), (190, 171790), (205, 159220), (380, 85895), (410, 79610), (419, 77900), (475, 68716), (779, 41900), (820, 39805), (838, 38950), (950, 34358), (1025, 31844), (1558, 20950), (1676, 19475), (1900, 17179), (2050, 15922), (2095, 15580), (3116, 10475), (3895, 8380), (4100, 7961), (4190, 7790)]