380401775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 555464448

約数和(自身を除く): 175062673

約数列:

[1, 5, 13, 17, 25, 31, 65, 85, 155, 221, 325, 403, 425, 527, 775, 1105, 2015, 2221, 2635, 5525, 6851, 10075, 11105, 13175, 28873, 34255, 37757, 55525, 68851, 144365, 171275, 188785, 344255, 490841, 721825, 895063, 943925, 1170467, 1721275, 2454205, 4475315, 5852335, 12271025, 15216071, 22376575, 29261675, 76080355, 380401775]

約数ペア:

[(1, 380401775), (5, 76080355), (13, 29261675), (17, 22376575), (25, 15216071), (31, 12271025), (65, 5852335), (85, 4475315), (155, 2454205), (221, 1721275), (325, 1170467), (403, 943925), (425, 895063), (527, 721825), (775, 490841), (1105, 344255), (2015, 188785), (2221, 171275), (2635, 144365), (5525, 68851), (6851, 55525), (10075, 37757), (11105, 34255), (13175, 28873)]