82876290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20771}}^1$

素因数の和:20807

約数の個数: 64

約数和(自身を含む): 239293440

約数和(自身を除く): 156417150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20771, 41542, 62313, 103855, 124626, 145397, 207710, 290794, 311565, 394649, 436191, 623130, 726985, 789298, 872382, 1183947, 1453970, 1973245, 2180955, 2367894, 2762543, 3946490, 4361910, 5525086, 5919735, 8287629, 11839470, 13812715, 16575258, 27625430, 41438145, 82876290]

約数ペア:

[(1, 82876290), (2, 41438145), (3, 27625430), (5, 16575258), (6, 13812715), (7, 11839470), (10, 8287629), (14, 5919735), (15, 5525086), (19, 4361910), (21, 3946490), (30, 2762543), (35, 2367894), (38, 2180955), (42, 1973245), (57, 1453970), (70, 1183947), (95, 872382), (105, 789298), (114, 726985), (133, 623130), (190, 436191), (210, 394649), (266, 311565), (285, 290794), (399, 207710), (570, 145397), (665, 124626), (798, 103855), (1330, 62313), (1995, 41542), (3990, 20771)]