396446761945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{1597}}^1$

素因数の和:2270

約数の個数: 64

約数和(自身を含む): 526007958336

約数和(自身を除く): 129561196391

約数列:

[1, 5, 13, 61, 65, 137, 305, 457, 685, 793, 1597, 1781, 2285, 3965, 5941, 7985, 8357, 8905, 20761, 27877, 29705, 41785, 62609, 97417, 103805, 108641, 139385, 218789, 313045, 362401, 487085, 543205, 729829, 813917, 1093945, 1266421, 1812005, 2844257, 3649145, 3819149, 4069585, 6332105, 9487777, 13346129, 14221285, 19095745, 44519569, 47438885, 49648937, 66730645, 99986573, 173499677, 222597845, 248244685, 499932865, 578754397, 867498385, 1299825449, 2893771985, 6099180953, 6499127245, 30495904765, 79289352389, 396446761945]

約数ペア:

[(1, 396446761945), (5, 79289352389), (13, 30495904765), (61, 6499127245), (65, 6099180953), (137, 2893771985), (305, 1299825449), (457, 867498385), (685, 578754397), (793, 499932865), (1597, 248244685), (1781, 222597845), (2285, 173499677), (3965, 99986573), (5941, 66730645), (7985, 49648937), (8357, 47438885), (8905, 44519569), (20761, 19095745), (27877, 14221285), (29705, 13346129), (41785, 9487777), (62609, 6332105), (97417, 4069585), (103805, 3819149), (108641, 3649145), (139385, 2844257), (218789, 1812005), (313045, 1266421), (362401, 1093945), (487085, 813917), (543205, 729829)]