129375028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 249177600

約数和(自身を除く): 119802572

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 89, 124, 178, 356, 589, 617, 1178, 1234, 1691, 2356, 2468, 2759, 3382, 5518, 6764, 11036, 11723, 19127, 23446, 38254, 46892, 52421, 54913, 76508, 104842, 109826, 209684, 219652, 363413, 726826, 1043347, 1453652, 1702303, 2086694, 3404606, 4173388, 6809212, 32343757, 64687514, 129375028]

約数ペア:

[(1, 129375028), (2, 64687514), (4, 32343757), (19, 6809212), (31, 4173388), (38, 3404606), (62, 2086694), (76, 1702303), (89, 1453652), (124, 1043347), (178, 726826), (356, 363413), (589, 219652), (617, 209684), (1178, 109826), (1234, 104842), (1691, 76508), (2356, 54913), (2468, 52421), (2759, 46892), (3382, 38254), (5518, 23446), (6764, 19127), (11036, 11723)]