131252608

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1923

約数の個数: 64

約数和(自身を含む): 284886000

約数和(自身を除く): 153633392

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 304, 464, 551, 608, 928, 1102, 1216, 1856, 1861, 2204, 2432, 3712, 3722, 4408, 7444, 8816, 14888, 17632, 29776, 35264, 35359, 53969, 59552, 70528, 70718, 107938, 119104, 141436, 215876, 238208, 282872, 431752, 565744, 863504, 1025411, 1131488, 1727008, 2050822, 2262976, 3454016, 4101644, 4525952, 6908032, 8203288, 16406576, 32813152, 65626304, 131252608]

約数ペア:

[(1, 131252608), (2, 65626304), (4, 32813152), (8, 16406576), (16, 8203288), (19, 6908032), (29, 4525952), (32, 4101644), (38, 3454016), (58, 2262976), (64, 2050822), (76, 1727008), (116, 1131488), (128, 1025411), (152, 863504), (232, 565744), (304, 431752), (464, 282872), (551, 238208), (608, 215876), (928, 141436), (1102, 119104), (1216, 107938), (1856, 70718), (1861, 70528), (2204, 59552), (2432, 53969), (3712, 35359), (3722, 35264), (4408, 29776), (7444, 17632), (8816, 14888)]