51482240

素因数分解:

$2^7\times 5^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 123948360

約数和(自身を除く): 72466120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 257, 313, 320, 514, 626, 640, 1028, 1252, 1285, 1565, 2056, 2504, 2570, 3130, 4112, 5008, 5140, 6260, 8224, 10016, 10280, 12520, 16448, 20032, 20560, 25040, 32896, 40064, 41120, 50080, 80441, 82240, 100160, 160882, 164480, 200320, 321764, 402205, 643528, 804410, 1287056, 1608820, 2574112, 3217640, 5148224, 6435280, 10296448, 12870560, 25741120, 51482240]

約数ペア:

[(1, 51482240), (2, 25741120), (4, 12870560), (5, 10296448), (8, 6435280), (10, 5148224), (16, 3217640), (20, 2574112), (32, 1608820), (40, 1287056), (64, 804410), (80, 643528), (128, 402205), (160, 321764), (257, 200320), (313, 164480), (320, 160882), (514, 100160), (626, 82240), (640, 80441), (1028, 50080), (1252, 41120), (1285, 40064), (1565, 32896), (2056, 25040), (2504, 20560), (2570, 20032), (3130, 16448), (4112, 12520), (5008, 10280), (5140, 10016), (6260, 8224)]