25122216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 72201600

約数和(自身を除く): 47079384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 229, 458, 653, 687, 916, 1306, 1374, 1603, 1832, 1959, 2612, 2748, 3206, 3918, 4571, 4809, 5224, 5496, 6412, 7836, 9142, 9618, 12824, 13713, 15672, 18284, 19236, 27426, 36568, 38472, 54852, 109704, 149537, 299074, 448611, 598148, 897222, 1046759, 1196296, 1794444, 2093518, 3140277, 3588888, 4187036, 6280554, 8374072, 12561108, 25122216]

約数ペア:

[(1, 25122216), (2, 12561108), (3, 8374072), (4, 6280554), (6, 4187036), (7, 3588888), (8, 3140277), (12, 2093518), (14, 1794444), (21, 1196296), (24, 1046759), (28, 897222), (42, 598148), (56, 448611), (84, 299074), (168, 149537), (229, 109704), (458, 54852), (653, 38472), (687, 36568), (916, 27426), (1306, 19236), (1374, 18284), (1603, 15672), (1832, 13713), (1959, 12824), (2612, 9618), (2748, 9142), (3206, 7836), (3918, 6412), (4571, 5496), (4809, 5224)]