56517580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 139675536

約数和(自身を除く): 83157956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 571, 707, 980, 1010, 1142, 1414, 2020, 2284, 2828, 2855, 3535, 3997, 4949, 5710, 7070, 7994, 9898, 11420, 14140, 15988, 19796, 19985, 24745, 27979, 39970, 49490, 55958, 57671, 79940, 98980, 111916, 115342, 139895, 230684, 279790, 288355, 403697, 559580, 576710, 807394, 1153420, 1614788, 2018485, 2825879, 4036970, 5651758, 8073940, 11303516, 14129395, 28258790, 56517580]

約数ペア:

[(1, 56517580), (2, 28258790), (4, 14129395), (5, 11303516), (7, 8073940), (10, 5651758), (14, 4036970), (20, 2825879), (28, 2018485), (35, 1614788), (49, 1153420), (70, 807394), (98, 576710), (101, 559580), (140, 403697), (196, 288355), (202, 279790), (245, 230684), (404, 139895), (490, 115342), (505, 111916), (571, 98980), (707, 79940), (980, 57671), (1010, 55958), (1142, 49490), (1414, 39970), (2020, 27979), (2284, 24745), (2828, 19985), (2855, 19796), (3535, 15988), (3997, 14140), (4949, 11420), (5710, 9898), (7070, 7994)]