258415844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 494887680

約数和(自身を除く): 236471836

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 271, 379, 542, 629, 758, 1084, 1258, 1516, 2516, 4607, 6443, 9214, 10027, 12886, 14023, 18428, 20054, 25772, 28046, 40108, 56092, 102709, 170459, 205418, 238391, 340918, 410836, 476782, 681836, 953564, 1746053, 3492106, 3800233, 6984212, 7600466, 15200932, 64603961, 129207922, 258415844]

約数ペア:

[(1, 258415844), (2, 129207922), (4, 64603961), (17, 15200932), (34, 7600466), (37, 6984212), (68, 3800233), (74, 3492106), (148, 1746053), (271, 953564), (379, 681836), (542, 476782), (629, 410836), (758, 340918), (1084, 238391), (1258, 205418), (1516, 170459), (2516, 102709), (4607, 56092), (6443, 40108), (9214, 28046), (10027, 25772), (12886, 20054), (14023, 18428)]