91665920

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:671

約数の個数: 80

約数和(自身を含む): 223766928

約数和(自身を除く): 132101008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 587, 610, 640, 976, 1174, 1220, 1280, 1952, 2348, 2440, 2560, 2935, 3904, 4696, 4880, 5870, 7808, 9392, 9760, 11740, 15616, 18784, 19520, 23480, 31232, 35807, 37568, 39040, 46960, 71614, 75136, 78080, 93920, 143228, 150272, 156160, 179035, 187840, 286456, 300544, 358070, 375680, 572912, 716140, 751360, 1145824, 1432280, 1502720, 2291648, 2864560, 4583296, 5729120, 9166592, 11458240, 18333184, 22916480, 45832960, 91665920]

約数ペア:

[(1, 91665920), (2, 45832960), (4, 22916480), (5, 18333184), (8, 11458240), (10, 9166592), (16, 5729120), (20, 4583296), (32, 2864560), (40, 2291648), (61, 1502720), (64, 1432280), (80, 1145824), (122, 751360), (128, 716140), (160, 572912), (244, 375680), (256, 358070), (305, 300544), (320, 286456), (488, 187840), (512, 179035), (587, 156160), (610, 150272), (640, 143228), (976, 93920), (1174, 78080), (1220, 75136), (1280, 71614), (1952, 46960), (2348, 39040), (2440, 37568), (2560, 35807), (2935, 31232), (3904, 23480), (4696, 19520), (4880, 18784), (5870, 15616), (7808, 11740), (9392, 9760)]