65004380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 160474608

約数和(自身を除く): 95470228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 452, 490, 565, 587, 791, 980, 1130, 1174, 1582, 2260, 2348, 2935, 3164, 3955, 4109, 5537, 5870, 7910, 8218, 11074, 11740, 15820, 16436, 20545, 22148, 27685, 28763, 41090, 55370, 57526, 66331, 82180, 110740, 115052, 132662, 143815, 265324, 287630, 331655, 464317, 575260, 663310, 928634, 1326620, 1857268, 2321585, 3250219, 4643170, 6500438, 9286340, 13000876, 16251095, 32502190, 65004380]

約数ペア:

[(1, 65004380), (2, 32502190), (4, 16251095), (5, 13000876), (7, 9286340), (10, 6500438), (14, 4643170), (20, 3250219), (28, 2321585), (35, 1857268), (49, 1326620), (70, 928634), (98, 663310), (113, 575260), (140, 464317), (196, 331655), (226, 287630), (245, 265324), (452, 143815), (490, 132662), (565, 115052), (587, 110740), (791, 82180), (980, 66331), (1130, 57526), (1174, 55370), (1582, 41090), (2260, 28763), (2348, 27685), (2935, 22148), (3164, 20545), (3955, 16436), (4109, 15820), (5537, 11740), (5870, 11074), (7910, 8218)]