646515088

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{6829}}^1$

素因数の和:6995

約数の個数: 40

約数和(自身を含む): 1286471480

約数和(自身を除く): 639956392

約数列:

[1, 2, 4, 8, 16, 61, 97, 122, 194, 244, 388, 488, 776, 976, 1552, 5917, 6829, 11834, 13658, 23668, 27316, 47336, 54632, 94672, 109264, 416569, 662413, 833138, 1324826, 1666276, 2649652, 3332552, 5299304, 6665104, 10598608, 40407193, 80814386, 161628772, 323257544, 646515088]

約数ペア:

[(1, 646515088), (2, 323257544), (4, 161628772), (8, 80814386), (16, 40407193), (61, 10598608), (97, 6665104), (122, 5299304), (194, 3332552), (244, 2649652), (388, 1666276), (488, 1324826), (776, 833138), (976, 662413), (1552, 416569), (5917, 109264), (6829, 94672), (11834, 54632), (13658, 47336), (23668, 27316)]