74906180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{547}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 162400896

約数和(自身を除く): 87494716

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 167, 205, 334, 410, 547, 668, 820, 835, 1094, 1670, 2188, 2735, 3340, 5470, 6847, 10940, 13694, 22427, 27388, 34235, 44854, 68470, 89708, 91349, 112135, 136940, 182698, 224270, 365396, 448540, 456745, 913490, 1826980, 3745309, 7490618, 14981236, 18726545, 37453090, 74906180]

約数ペア:

[(1, 74906180), (2, 37453090), (4, 18726545), (5, 14981236), (10, 7490618), (20, 3745309), (41, 1826980), (82, 913490), (164, 456745), (167, 448540), (205, 365396), (334, 224270), (410, 182698), (547, 136940), (668, 112135), (820, 91349), (835, 89708), (1094, 68470), (1670, 44854), (2188, 34235), (2735, 27388), (3340, 22427), (5470, 13694), (6847, 10940)]