318753040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{54581}}^1$

素因数の和:54667

約数の個数: 40

約数和(自身を含む): 751266648

約数和(自身を除く): 432513608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 54581, 109162, 218324, 272905, 436648, 545810, 873296, 1091620, 2183240, 3984413, 4366480, 7968826, 15937652, 19922065, 31875304, 39844130, 63750608, 79688260, 159376520, 318753040]

約数ペア:

[(1, 318753040), (2, 159376520), (4, 79688260), (5, 63750608), (8, 39844130), (10, 31875304), (16, 19922065), (20, 15937652), (40, 7968826), (73, 4366480), (80, 3984413), (146, 2183240), (292, 1091620), (365, 873296), (584, 545810), (730, 436648), (1168, 272905), (1460, 218324), (2920, 109162), (5840, 54581)]