61816552

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 136512000

約数和(自身を除く): 74695448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 89, 157, 158, 178, 314, 316, 356, 553, 623, 628, 632, 712, 1099, 1106, 1246, 1256, 2198, 2212, 2492, 4396, 4424, 4984, 7031, 8792, 12403, 13973, 14062, 24806, 27946, 28124, 49217, 49612, 55892, 56248, 86821, 97811, 98434, 99224, 111784, 173642, 195622, 196868, 347284, 391244, 393736, 694568, 782488, 1103867, 2207734, 4415468, 7727069, 8830936, 15454138, 30908276, 61816552]

約数ペア:

[(1, 61816552), (2, 30908276), (4, 15454138), (7, 8830936), (8, 7727069), (14, 4415468), (28, 2207734), (56, 1103867), (79, 782488), (89, 694568), (157, 393736), (158, 391244), (178, 347284), (314, 196868), (316, 195622), (356, 173642), (553, 111784), (623, 99224), (628, 98434), (632, 97811), (712, 86821), (1099, 56248), (1106, 55892), (1246, 49612), (1256, 49217), (2198, 28124), (2212, 27946), (2492, 24806), (4396, 14062), (4424, 13973), (4984, 12403), (7031, 8792)]