72171472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 145204992

約数和(自身を除く): 73033520

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 227, 248, 454, 496, 641, 908, 1282, 1816, 2564, 3632, 5128, 7037, 10256, 14074, 19871, 28148, 39742, 56296, 79484, 112592, 145507, 158968, 291014, 317936, 582028, 1164056, 2328112, 4510717, 9021434, 18042868, 36085736, 72171472]

約数ペア:

[(1, 72171472), (2, 36085736), (4, 18042868), (8, 9021434), (16, 4510717), (31, 2328112), (62, 1164056), (124, 582028), (227, 317936), (248, 291014), (454, 158968), (496, 145507), (641, 112592), (908, 79484), (1282, 56296), (1816, 39742), (2564, 28148), (3632, 19871), (5128, 14074), (7037, 10256)]