67550288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^2$

素因数の和:240

約数の個数: 60

約数和(自身を含む): 146024508

約数和(自身を除く): 78474220

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 89, 104, 164, 178, 208, 328, 356, 533, 656, 712, 1066, 1157, 1424, 2132, 2314, 3649, 4264, 4628, 7298, 7921, 8528, 9256, 14596, 15842, 18512, 29192, 31684, 47437, 58384, 63368, 94874, 102973, 126736, 189748, 205946, 324761, 379496, 411892, 649522, 758992, 823784, 1299044, 1647568, 2598088, 4221893, 5196176, 8443786, 16887572, 33775144, 67550288]

約数ペア:

[(1, 67550288), (2, 33775144), (4, 16887572), (8, 8443786), (13, 5196176), (16, 4221893), (26, 2598088), (41, 1647568), (52, 1299044), (82, 823784), (89, 758992), (104, 649522), (164, 411892), (178, 379496), (208, 324761), (328, 205946), (356, 189748), (533, 126736), (656, 102973), (712, 94874), (1066, 63368), (1157, 58384), (1424, 47437), (2132, 31684), (2314, 29192), (3649, 18512), (4264, 15842), (4628, 14596), (7298, 9256), (7921, 8528)]