131685808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 288731520

約数和(自身を除く): 157045712

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 83, 136, 152, 166, 272, 304, 307, 323, 332, 614, 646, 664, 1228, 1292, 1328, 1411, 1577, 2456, 2584, 2822, 3154, 4912, 5168, 5219, 5644, 5833, 6308, 10438, 11288, 11666, 12616, 20876, 22576, 23332, 25232, 25481, 26809, 41752, 46664, 50962, 53618, 83504, 93328, 99161, 101924, 107236, 198322, 203848, 214472, 396644, 407696, 428944, 433177, 484139, 793288, 866354, 968278, 1586576, 1732708, 1936556, 3465416, 3873112, 6930832, 7746224, 8230363, 16460726, 32921452, 65842904, 131685808]

約数ペア:

[(1, 131685808), (2, 65842904), (4, 32921452), (8, 16460726), (16, 8230363), (17, 7746224), (19, 6930832), (34, 3873112), (38, 3465416), (68, 1936556), (76, 1732708), (83, 1586576), (136, 968278), (152, 866354), (166, 793288), (272, 484139), (304, 433177), (307, 428944), (323, 407696), (332, 396644), (614, 214472), (646, 203848), (664, 198322), (1228, 107236), (1292, 101924), (1328, 99161), (1411, 93328), (1577, 83504), (2456, 53618), (2584, 50962), (2822, 46664), (3154, 41752), (4912, 26809), (5168, 25481), (5219, 25232), (5644, 23332), (5833, 22576), (6308, 20876), (10438, 12616), (11288, 11666)]