25758516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 71015616

約数和(自身を除く): 45257100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 588, 617, 852, 994, 1234, 1491, 1851, 1988, 2468, 2982, 3479, 3702, 4319, 5964, 6958, 7404, 8638, 10437, 12957, 13916, 17276, 20874, 25914, 30233, 41748, 43807, 51828, 60466, 87614, 90699, 120932, 131421, 175228, 181398, 262842, 306649, 362796, 525684, 613298, 919947, 1226596, 1839894, 2146543, 3679788, 4293086, 6439629, 8586172, 12879258, 25758516]

約数ペア:

[(1, 25758516), (2, 12879258), (3, 8586172), (4, 6439629), (6, 4293086), (7, 3679788), (12, 2146543), (14, 1839894), (21, 1226596), (28, 919947), (42, 613298), (49, 525684), (71, 362796), (84, 306649), (98, 262842), (142, 181398), (147, 175228), (196, 131421), (213, 120932), (284, 90699), (294, 87614), (426, 60466), (497, 51828), (588, 43807), (617, 41748), (852, 30233), (994, 25914), (1234, 20874), (1491, 17276), (1851, 13916), (1988, 12957), (2468, 10437), (2982, 8638), (3479, 7404), (3702, 6958), (4319, 5964)]