57420272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 138532800

約数和(自身を除く): 81112528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 113, 182, 208, 226, 349, 364, 452, 698, 728, 791, 904, 1396, 1456, 1469, 1582, 1808, 2443, 2792, 2938, 3164, 4537, 4886, 5584, 5876, 6328, 9074, 9772, 10283, 11752, 12656, 18148, 19544, 20566, 23504, 31759, 36296, 39088, 39437, 41132, 63518, 72592, 78874, 82264, 127036, 157748, 164528, 254072, 276059, 315496, 508144, 512681, 552118, 630992, 1025362, 1104236, 2050724, 2208472, 3588767, 4101448, 4416944, 7177534, 8202896, 14355068, 28710136, 57420272]

約数ペア:

[(1, 57420272), (2, 28710136), (4, 14355068), (7, 8202896), (8, 7177534), (13, 4416944), (14, 4101448), (16, 3588767), (26, 2208472), (28, 2050724), (52, 1104236), (56, 1025362), (91, 630992), (104, 552118), (112, 512681), (113, 508144), (182, 315496), (208, 276059), (226, 254072), (349, 164528), (364, 157748), (452, 127036), (698, 82264), (728, 78874), (791, 72592), (904, 63518), (1396, 41132), (1456, 39437), (1469, 39088), (1582, 36296), (1808, 31759), (2443, 23504), (2792, 20566), (2938, 19544), (3164, 18148), (4537, 12656), (4886, 11752), (5584, 10283), (5876, 9772), (6328, 9074)]