208334864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 445114368

約数和(自身を除く): 236779504

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 127, 136, 148, 163, 254, 272, 296, 326, 508, 592, 629, 652, 1016, 1258, 1304, 2032, 2159, 2516, 2608, 2771, 4318, 4699, 5032, 5542, 6031, 8636, 9398, 10064, 11084, 12062, 17272, 18796, 20701, 22168, 24124, 34544, 37592, 41402, 44336, 48248, 75184, 79883, 82804, 96496, 102527, 159766, 165608, 205054, 319532, 331216, 351917, 410108, 639064, 703834, 765937, 820216, 1278128, 1407668, 1531874, 1640432, 2815336, 3063748, 5630672, 6127496, 12254992, 13020929, 26041858, 52083716, 104167432, 208334864]

約数ペア:

[(1, 208334864), (2, 104167432), (4, 52083716), (8, 26041858), (16, 13020929), (17, 12254992), (34, 6127496), (37, 5630672), (68, 3063748), (74, 2815336), (127, 1640432), (136, 1531874), (148, 1407668), (163, 1278128), (254, 820216), (272, 765937), (296, 703834), (326, 639064), (508, 410108), (592, 351917), (629, 331216), (652, 319532), (1016, 205054), (1258, 165608), (1304, 159766), (2032, 102527), (2159, 96496), (2516, 82804), (2608, 79883), (2771, 75184), (4318, 48248), (4699, 44336), (5032, 41402), (5542, 37592), (6031, 34544), (8636, 24124), (9398, 22168), (10064, 20701), (11084, 18796), (12062, 17272)]