208099856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 456845760

約数和(自身を除く): 248745904

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 268, 272, 304, 323, 536, 601, 646, 1072, 1139, 1202, 1273, 1292, 2278, 2404, 2546, 2584, 4556, 4808, 5092, 5168, 9112, 9616, 10184, 10217, 11419, 18224, 20368, 20434, 21641, 22838, 40267, 40868, 43282, 45676, 80534, 81736, 86564, 91352, 161068, 163472, 173128, 182704, 194123, 322136, 346256, 388246, 644272, 684539, 765073, 776492, 1369078, 1530146, 1552984, 2738156, 3060292, 3105968, 5476312, 6120584, 10952624, 12241168, 13006241, 26012482, 52024964, 104049928, 208099856]

約数ペア:

[(1, 208099856), (2, 104049928), (4, 52024964), (8, 26012482), (16, 13006241), (17, 12241168), (19, 10952624), (34, 6120584), (38, 5476312), (67, 3105968), (68, 3060292), (76, 2738156), (134, 1552984), (136, 1530146), (152, 1369078), (268, 776492), (272, 765073), (304, 684539), (323, 644272), (536, 388246), (601, 346256), (646, 322136), (1072, 194123), (1139, 182704), (1202, 173128), (1273, 163472), (1292, 161068), (2278, 91352), (2404, 86564), (2546, 81736), (2584, 80534), (4556, 45676), (4808, 43282), (5092, 40868), (5168, 40267), (9112, 22838), (9616, 21641), (10184, 20434), (10217, 20368), (11419, 18224)]