15700490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 16958710

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 59, 65, 89, 115, 118, 130, 178, 230, 295, 299, 445, 590, 598, 767, 890, 1157, 1357, 1495, 1534, 2047, 2314, 2714, 2990, 3835, 4094, 5251, 5785, 6785, 7670, 10235, 10502, 11570, 13570, 17641, 20470, 26255, 26611, 35282, 52510, 53222, 68263, 88205, 120773, 133055, 136526, 176410, 241546, 266110, 341315, 603865, 682630, 1207730, 1570049, 3140098, 7850245, 15700490]

約数ペア:

[(1, 15700490), (2, 7850245), (5, 3140098), (10, 1570049), (13, 1207730), (23, 682630), (26, 603865), (46, 341315), (59, 266110), (65, 241546), (89, 176410), (115, 136526), (118, 133055), (130, 120773), (178, 88205), (230, 68263), (295, 53222), (299, 52510), (445, 35282), (590, 26611), (598, 26255), (767, 20470), (890, 17641), (1157, 13570), (1357, 11570), (1495, 10502), (1534, 10235), (2047, 7670), (2314, 6785), (2714, 5785), (2990, 5251), (3835, 4094)]