25471005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 24295395

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 53, 69, 105, 115, 159, 161, 199, 265, 345, 371, 483, 597, 795, 805, 995, 1113, 1219, 1393, 1855, 2415, 2985, 3657, 4179, 4577, 5565, 6095, 6965, 8533, 10547, 13731, 18285, 20895, 22885, 25599, 31641, 32039, 42665, 52735, 68655, 73829, 96117, 127995, 158205, 160195, 221487, 242581, 369145, 480585, 727743, 1107435, 1212905, 1698067, 3638715, 5094201, 8490335, 25471005]

約数ペア:

[(1, 25471005), (3, 8490335), (5, 5094201), (7, 3638715), (15, 1698067), (21, 1212905), (23, 1107435), (35, 727743), (53, 480585), (69, 369145), (105, 242581), (115, 221487), (159, 160195), (161, 158205), (199, 127995), (265, 96117), (345, 73829), (371, 68655), (483, 52735), (597, 42665), (795, 32039), (805, 31641), (995, 25599), (1113, 22885), (1219, 20895), (1393, 18285), (1855, 13731), (2415, 10547), (2985, 8533), (3657, 6965), (4179, 6095), (4577, 5565)]