79950080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8923}}^1$

素因数の和:8951

約数の個数: 72

約数和(自身を含む): 218887872

約数和(自身を除く): 138937792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8923, 8960, 17846, 35692, 44615, 62461, 71384, 89230, 124922, 142768, 178460, 249844, 285536, 312305, 356920, 499688, 571072, 624610, 713840, 999376, 1142144, 1249220, 1427680, 1998752, 2284288, 2498440, 2855360, 3997504, 4996880, 5710720, 7995008, 9993760, 11421440, 15990016, 19987520, 39975040, 79950080]

約数ペア:

[(1, 79950080), (2, 39975040), (4, 19987520), (5, 15990016), (7, 11421440), (8, 9993760), (10, 7995008), (14, 5710720), (16, 4996880), (20, 3997504), (28, 2855360), (32, 2498440), (35, 2284288), (40, 1998752), (56, 1427680), (64, 1249220), (70, 1142144), (80, 999376), (112, 713840), (128, 624610), (140, 571072), (160, 499688), (224, 356920), (256, 312305), (280, 285536), (320, 249844), (448, 178460), (560, 142768), (640, 124922), (896, 89230), (1120, 71384), (1280, 62461), (1792, 44615), (2240, 35692), (4480, 17846), (8923, 8960)]