79821040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 215986176

約数和(自身を除く): 136165136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 47, 52, 65, 71, 80, 92, 94, 104, 115, 130, 142, 184, 188, 208, 230, 235, 260, 284, 299, 355, 368, 376, 460, 470, 520, 568, 598, 611, 710, 752, 920, 923, 940, 1040, 1081, 1136, 1196, 1222, 1420, 1495, 1633, 1840, 1846, 1880, 2162, 2392, 2444, 2840, 2990, 3055, 3266, 3337, 3692, 3760, 4324, 4615, 4784, 4888, 5405, 5680, 5980, 6110, 6532, 6674, 7384, 8165, 8648, 9230, 9776, 10810, 11960, 12220, 13064, 13348, 14053, 14768, 16330, 16685, 17296, 18460, 21229, 21620, 23920, 24440, 26128, 26696, 28106, 32660, 33370, 36920, 42458, 43240, 43381, 48880, 53392, 56212, 65320, 66740, 70265, 73840, 76751, 84916, 86480, 86762, 106145, 112424, 130640, 133480, 140530, 153502, 169832, 173524, 212290, 216905, 224848, 266960, 281060, 307004, 339664, 347048, 383755, 424580, 433810, 562120, 614008, 694096, 767510, 849160, 867620, 997763, 1124240, 1228016, 1535020, 1698320, 1735240, 1995526, 3070040, 3470480, 3991052, 4988815, 6140080, 7982104, 9977630, 15964208, 19955260, 39910520, 79821040]

約数ペア:

[(1, 79821040), (2, 39910520), (4, 19955260), (5, 15964208), (8, 9977630), (10, 7982104), (13, 6140080), (16, 4988815), (20, 3991052), (23, 3470480), (26, 3070040), (40, 1995526), (46, 1735240), (47, 1698320), (52, 1535020), (65, 1228016), (71, 1124240), (80, 997763), (92, 867620), (94, 849160), (104, 767510), (115, 694096), (130, 614008), (142, 562120), (184, 433810), (188, 424580), (208, 383755), (230, 347048), (235, 339664), (260, 307004), (284, 281060), (299, 266960), (355, 224848), (368, 216905), (376, 212290), (460, 173524), (470, 169832), (520, 153502), (568, 140530), (598, 133480), (611, 130640), (710, 112424), (752, 106145), (920, 86762), (923, 86480), (940, 84916), (1040, 76751), (1081, 73840), (1136, 70265), (1196, 66740), (1222, 65320), (1420, 56212), (1495, 53392), (1633, 48880), (1840, 43381), (1846, 43240), (1880, 42458), (2162, 36920), (2392, 33370), (2444, 32660), (2840, 28106), (2990, 26696), (3055, 26128), (3266, 24440), (3337, 23920), (3692, 21620), (3760, 21229), (4324, 18460), (4615, 17296), (4784, 16685), (4888, 16330), (5405, 14768), (5680, 14053), (5980, 13348), (6110, 13064), (6532, 12220), (6674, 11960), (7384, 10810), (8165, 9776), (8648, 9230)]