15691275125

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{41117}}^1$

素因数の和:41246

約数の個数: 32

約数和(自身を含む): 20320844544

約数和(自身を除く): 4629569419

約数列:

[1, 5, 25, 43, 71, 125, 215, 355, 1075, 1775, 3053, 5375, 8875, 15265, 41117, 76325, 205585, 381625, 1027925, 1768031, 2919307, 5139625, 8840155, 14596535, 44200775, 72982675, 125530201, 221003875, 364913375, 627651005, 3138255025, 15691275125]

約数ペア:

[(1, 15691275125), (5, 3138255025), (25, 627651005), (43, 364913375), (71, 221003875), (125, 125530201), (215, 72982675), (355, 44200775), (1075, 14596535), (1775, 8840155), (3053, 5139625), (5375, 2919307), (8875, 1768031), (15265, 1027925), (41117, 381625), (76325, 205585)]