2505100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 6124608

約数和(自身を除く): 3619508

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 47, 50, 52, 65, 82, 94, 100, 130, 164, 188, 205, 235, 260, 325, 410, 470, 533, 611, 650, 820, 940, 1025, 1066, 1175, 1222, 1300, 1927, 2050, 2132, 2350, 2444, 2665, 3055, 3854, 4100, 4700, 5330, 6110, 7708, 9635, 10660, 12220, 13325, 15275, 19270, 25051, 26650, 30550, 38540, 48175, 50102, 53300, 61100, 96350, 100204, 125255, 192700, 250510, 501020, 626275, 1252550, 2505100]

約数ペア:

[(1, 2505100), (2, 1252550), (4, 626275), (5, 501020), (10, 250510), (13, 192700), (20, 125255), (25, 100204), (26, 96350), (41, 61100), (47, 53300), (50, 50102), (52, 48175), (65, 38540), (82, 30550), (94, 26650), (100, 25051), (130, 19270), (164, 15275), (188, 13325), (205, 12220), (235, 10660), (260, 9635), (325, 7708), (410, 6110), (470, 5330), (533, 4700), (611, 4100), (650, 3854), (820, 3055), (940, 2665), (1025, 2444), (1066, 2350), (1175, 2132), (1222, 2050), (1300, 1927)]