80277760

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1063}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 195733440

約数和(自身を除く): 115455680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 944, 1063, 1180, 1280, 1888, 2126, 2360, 3776, 4252, 4720, 5315, 7552, 8504, 9440, 10630, 15104, 17008, 18880, 21260, 34016, 37760, 42520, 62717, 68032, 75520, 85040, 125434, 136064, 170080, 250868, 272128, 313585, 340160, 501736, 627170, 680320, 1003472, 1254340, 1360640, 2006944, 2508680, 4013888, 5017360, 8027776, 10034720, 16055552, 20069440, 40138880, 80277760]

約数ペア:

[(1, 80277760), (2, 40138880), (4, 20069440), (5, 16055552), (8, 10034720), (10, 8027776), (16, 5017360), (20, 4013888), (32, 2508680), (40, 2006944), (59, 1360640), (64, 1254340), (80, 1003472), (118, 680320), (128, 627170), (160, 501736), (236, 340160), (256, 313585), (295, 272128), (320, 250868), (472, 170080), (590, 136064), (640, 125434), (944, 85040), (1063, 75520), (1180, 68032), (1280, 62717), (1888, 42520), (2126, 37760), (2360, 34016), (3776, 21260), (4252, 18880), (4720, 17008), (5315, 15104), (7552, 10630), (8504, 9440)]