90572480

素因数分解:

$2^6\times 5^1\times {\mathrm{349}}^1\times {\mathrm{811}}^1$

素因数の和:1177

約数の個数: 56

約数和(自身を含む): 216560400

約数和(自身を除く): 125987920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 349, 698, 811, 1396, 1622, 1745, 2792, 3244, 3490, 4055, 5584, 6488, 6980, 8110, 11168, 12976, 13960, 16220, 22336, 25952, 27920, 32440, 51904, 55840, 64880, 111680, 129760, 259520, 283039, 566078, 1132156, 1415195, 2264312, 2830390, 4528624, 5660780, 9057248, 11321560, 18114496, 22643120, 45286240, 90572480]

約数ペア:

[(1, 90572480), (2, 45286240), (4, 22643120), (5, 18114496), (8, 11321560), (10, 9057248), (16, 5660780), (20, 4528624), (32, 2830390), (40, 2264312), (64, 1415195), (80, 1132156), (160, 566078), (320, 283039), (349, 259520), (698, 129760), (811, 111680), (1396, 64880), (1622, 55840), (1745, 51904), (2792, 32440), (3244, 27920), (3490, 25952), (4055, 22336), (5584, 16220), (6488, 13960), (6980, 12976), (8110, 11168)]