56330180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 130378248

約数和(自身を除く): 74048068

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 197, 290, 340, 394, 493, 580, 788, 841, 985, 986, 1682, 1970, 1972, 2465, 3349, 3364, 3940, 4205, 4930, 5713, 6698, 8410, 9860, 11426, 13396, 14297, 16745, 16820, 22852, 28565, 28594, 33490, 57130, 57188, 66980, 71485, 97121, 114260, 142970, 165677, 194242, 285940, 331354, 388484, 485605, 662708, 828385, 971210, 1656770, 1942420, 2816509, 3313540, 5633018, 11266036, 14082545, 28165090, 56330180]

約数ペア:

[(1, 56330180), (2, 28165090), (4, 14082545), (5, 11266036), (10, 5633018), (17, 3313540), (20, 2816509), (29, 1942420), (34, 1656770), (58, 971210), (68, 828385), (85, 662708), (116, 485605), (145, 388484), (170, 331354), (197, 285940), (290, 194242), (340, 165677), (394, 142970), (493, 114260), (580, 97121), (788, 71485), (841, 66980), (985, 57188), (986, 57130), (1682, 33490), (1970, 28594), (1972, 28565), (2465, 22852), (3349, 16820), (3364, 16745), (3940, 14297), (4205, 13396), (4930, 11426), (5713, 9860), (6698, 8410)]