82980640

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 204773184

約数和(自身を除く): 121792544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 107, 131, 148, 160, 185, 214, 262, 296, 370, 428, 524, 535, 592, 655, 740, 856, 1048, 1070, 1184, 1310, 1480, 1712, 2096, 2140, 2620, 2960, 3424, 3959, 4192, 4280, 4847, 5240, 5920, 7918, 8560, 9694, 10480, 14017, 15836, 17120, 19388, 19795, 20960, 24235, 28034, 31672, 38776, 39590, 48470, 56068, 63344, 70085, 77552, 79180, 96940, 112136, 126688, 140170, 155104, 158360, 193880, 224272, 280340, 316720, 387760, 448544, 518629, 560680, 633440, 775520, 1037258, 1121360, 2074516, 2242720, 2593145, 4149032, 5186290, 8298064, 10372580, 16596128, 20745160, 41490320, 82980640]

約数ペア:

[(1, 82980640), (2, 41490320), (4, 20745160), (5, 16596128), (8, 10372580), (10, 8298064), (16, 5186290), (20, 4149032), (32, 2593145), (37, 2242720), (40, 2074516), (74, 1121360), (80, 1037258), (107, 775520), (131, 633440), (148, 560680), (160, 518629), (185, 448544), (214, 387760), (262, 316720), (296, 280340), (370, 224272), (428, 193880), (524, 158360), (535, 155104), (592, 140170), (655, 126688), (740, 112136), (856, 96940), (1048, 79180), (1070, 77552), (1184, 70085), (1310, 63344), (1480, 56068), (1712, 48470), (2096, 39590), (2140, 38776), (2620, 31672), (2960, 28034), (3424, 24235), (3959, 20960), (4192, 19795), (4280, 19388), (4847, 17120), (5240, 15836), (5920, 14017), (7918, 10480), (8560, 9694)]