88516040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 205286400

約数和(自身を除く): 116770360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 197, 235, 239, 376, 394, 470, 478, 788, 940, 956, 985, 1195, 1576, 1880, 1912, 1970, 2390, 3940, 4780, 7880, 9259, 9560, 11233, 18518, 22466, 37036, 44932, 46295, 47083, 56165, 74072, 89864, 92590, 94166, 112330, 185180, 188332, 224660, 235415, 370360, 376664, 449320, 470830, 941660, 1883320, 2212901, 4425802, 8851604, 11064505, 17703208, 22129010, 44258020, 88516040]

約数ペア:

[(1, 88516040), (2, 44258020), (4, 22129010), (5, 17703208), (8, 11064505), (10, 8851604), (20, 4425802), (40, 2212901), (47, 1883320), (94, 941660), (188, 470830), (197, 449320), (235, 376664), (239, 370360), (376, 235415), (394, 224660), (470, 188332), (478, 185180), (788, 112330), (940, 94166), (956, 92590), (985, 89864), (1195, 74072), (1576, 56165), (1880, 47083), (1912, 46295), (1970, 44932), (2390, 37036), (3940, 22466), (4780, 18518), (7880, 11233), (9259, 9560)]