128690625

素因数分解:

$3^1\times 5^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 256483584

約数和(自身を除く): 127792959

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 53, 75, 105, 111, 125, 159, 175, 185, 259, 265, 371, 375, 525, 555, 625, 777, 795, 875, 925, 1113, 1295, 1325, 1855, 1875, 1961, 2625, 2775, 3125, 3885, 3975, 4375, 4625, 5565, 5883, 6475, 6625, 9275, 9375, 9805, 13125, 13727, 13875, 19425, 19875, 21875, 23125, 27825, 29415, 32375, 33125, 41181, 46375, 49025, 65625, 68635, 69375, 97125, 99375, 115625, 139125, 147075, 161875, 165625, 205905, 231875, 245125, 343175, 346875, 485625, 496875, 695625, 735375, 809375, 1029525, 1159375, 1225625, 1715875, 2428125, 3478125, 3676875, 5147625, 6128125, 8579375, 18384375, 25738125, 42896875, 128690625]

約数ペア:

[(1, 128690625), (3, 42896875), (5, 25738125), (7, 18384375), (15, 8579375), (21, 6128125), (25, 5147625), (35, 3676875), (37, 3478125), (53, 2428125), (75, 1715875), (105, 1225625), (111, 1159375), (125, 1029525), (159, 809375), (175, 735375), (185, 695625), (259, 496875), (265, 485625), (371, 346875), (375, 343175), (525, 245125), (555, 231875), (625, 205905), (777, 165625), (795, 161875), (875, 147075), (925, 139125), (1113, 115625), (1295, 99375), (1325, 97125), (1855, 69375), (1875, 68635), (1961, 65625), (2625, 49025), (2775, 46375), (3125, 41181), (3885, 33125), (3975, 32375), (4375, 29415), (4625, 27825), (5565, 23125), (5883, 21875), (6475, 19875), (6625, 19425), (9275, 13875), (9375, 13727), (9805, 13125)]