16812640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 43817760

約数和(自身を除く): 27005120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 137, 160, 208, 236, 260, 274, 295, 416, 472, 520, 548, 590, 685, 767, 944, 1040, 1096, 1180, 1370, 1534, 1781, 1888, 2080, 2192, 2360, 2740, 3068, 3562, 3835, 4384, 4720, 5480, 6136, 7124, 7670, 8083, 8905, 9440, 10960, 12272, 14248, 15340, 16166, 17810, 21920, 24544, 28496, 30680, 32332, 35620, 40415, 56992, 61360, 64664, 71240, 80830, 105079, 122720, 129328, 142480, 161660, 210158, 258656, 284960, 323320, 420316, 525395, 646640, 840632, 1050790, 1293280, 1681264, 2101580, 3362528, 4203160, 8406320, 16812640]

約数ペア:

[(1, 16812640), (2, 8406320), (4, 4203160), (5, 3362528), (8, 2101580), (10, 1681264), (13, 1293280), (16, 1050790), (20, 840632), (26, 646640), (32, 525395), (40, 420316), (52, 323320), (59, 284960), (65, 258656), (80, 210158), (104, 161660), (118, 142480), (130, 129328), (137, 122720), (160, 105079), (208, 80830), (236, 71240), (260, 64664), (274, 61360), (295, 56992), (416, 40415), (472, 35620), (520, 32332), (548, 30680), (590, 28496), (685, 24544), (767, 21920), (944, 17810), (1040, 16166), (1096, 15340), (1180, 14248), (1370, 12272), (1534, 10960), (1781, 9440), (1888, 8905), (2080, 8083), (2192, 7670), (2360, 7124), (2740, 6136), (3068, 5480), (3562, 4720), (3835, 4384)]