8525680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 21427200

約数和(自身を除く): 12901520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 79, 80, 95, 142, 152, 158, 190, 284, 304, 316, 355, 380, 395, 568, 632, 710, 760, 790, 1136, 1264, 1349, 1420, 1501, 1520, 1580, 2698, 2840, 3002, 3160, 5396, 5609, 5680, 6004, 6320, 6745, 7505, 10792, 11218, 12008, 13490, 15010, 21584, 22436, 24016, 26980, 28045, 30020, 44872, 53960, 56090, 60040, 89744, 106571, 107920, 112180, 120080, 213142, 224360, 426284, 448720, 532855, 852568, 1065710, 1705136, 2131420, 4262840, 8525680]

約数ペア:

[(1, 8525680), (2, 4262840), (4, 2131420), (5, 1705136), (8, 1065710), (10, 852568), (16, 532855), (19, 448720), (20, 426284), (38, 224360), (40, 213142), (71, 120080), (76, 112180), (79, 107920), (80, 106571), (95, 89744), (142, 60040), (152, 56090), (158, 53960), (190, 44872), (284, 30020), (304, 28045), (316, 26980), (355, 24016), (380, 22436), (395, 21584), (568, 15010), (632, 13490), (710, 12008), (760, 11218), (790, 10792), (1136, 7505), (1264, 6745), (1349, 6320), (1420, 6004), (1501, 5680), (1520, 5609), (1580, 5396), (2698, 3160), (2840, 3002)]