8773700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 21764232

約数和(自身を除く): 12990532

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 397, 425, 442, 650, 794, 850, 884, 1105, 1300, 1588, 1700, 1985, 2210, 3970, 4420, 5161, 5525, 6749, 7940, 9925, 10322, 11050, 13498, 19850, 20644, 22100, 25805, 26996, 33745, 39700, 51610, 67490, 87737, 103220, 129025, 134980, 168725, 175474, 258050, 337450, 350948, 438685, 516100, 674900, 877370, 1754740, 2193425, 4386850, 8773700]

約数ペア:

[(1, 8773700), (2, 4386850), (4, 2193425), (5, 1754740), (10, 877370), (13, 674900), (17, 516100), (20, 438685), (25, 350948), (26, 337450), (34, 258050), (50, 175474), (52, 168725), (65, 134980), (68, 129025), (85, 103220), (100, 87737), (130, 67490), (170, 51610), (221, 39700), (260, 33745), (325, 26996), (340, 25805), (397, 22100), (425, 20644), (442, 19850), (650, 13498), (794, 11050), (850, 10322), (884, 9925), (1105, 7940), (1300, 6749), (1588, 5525), (1700, 5161), (1985, 4420), (2210, 3970)]