25680375

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{1087}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 54312960

約数和(自身を除く): 28632585

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 875, 945, 1087, 1125, 1575, 2625, 3261, 3375, 4725, 5435, 7609, 7875, 9783, 16305, 22827, 23625, 27175, 29349, 38045, 48915, 68481, 81525, 114135, 135875, 146745, 190225, 205443, 244575, 342405, 407625, 570675, 733725, 951125, 1027215, 1222875, 1712025, 2853375, 3668625, 5136075, 8560125, 25680375]

約数ペア:

[(1, 25680375), (3, 8560125), (5, 5136075), (7, 3668625), (9, 2853375), (15, 1712025), (21, 1222875), (25, 1027215), (27, 951125), (35, 733725), (45, 570675), (63, 407625), (75, 342405), (105, 244575), (125, 205443), (135, 190225), (175, 146745), (189, 135875), (225, 114135), (315, 81525), (375, 68481), (525, 48915), (675, 38045), (875, 29349), (945, 27175), (1087, 23625), (1125, 22827), (1575, 16305), (2625, 9783), (3261, 7875), (3375, 7609), (4725, 5435)]