72498260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 158457600

約数和(自身を除く): 85959340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 239, 290, 478, 523, 580, 956, 1046, 1195, 2092, 2390, 2615, 4780, 5230, 6931, 10460, 13862, 15167, 27724, 30334, 34655, 60668, 69310, 75835, 124997, 138620, 151670, 249994, 303340, 499988, 624985, 1249970, 2499940, 3624913, 7249826, 14499652, 18124565, 36249130, 72498260]

約数ペア:

[(1, 72498260), (2, 36249130), (4, 18124565), (5, 14499652), (10, 7249826), (20, 3624913), (29, 2499940), (58, 1249970), (116, 624985), (145, 499988), (239, 303340), (290, 249994), (478, 151670), (523, 138620), (580, 124997), (956, 75835), (1046, 69310), (1195, 60668), (2092, 34655), (2390, 30334), (2615, 27724), (4780, 15167), (5230, 13862), (6931, 10460)]