61587825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 113823072

約数和(自身を除く): 52235247

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 113, 129, 169, 195, 215, 325, 339, 507, 559, 565, 645, 845, 975, 1075, 1469, 1677, 1695, 2535, 2795, 2825, 3225, 4225, 4407, 4859, 7267, 7345, 8385, 8475, 12675, 13975, 14577, 19097, 21801, 22035, 24295, 36335, 36725, 41925, 57291, 63167, 72885, 95485, 109005, 110175, 121475, 181675, 189501, 286455, 315835, 364425, 477425, 545025, 821171, 947505, 1432275, 1579175, 2463513, 4105855, 4737525, 12317565, 20529275, 61587825]

約数ペア:

[(1, 61587825), (3, 20529275), (5, 12317565), (13, 4737525), (15, 4105855), (25, 2463513), (39, 1579175), (43, 1432275), (65, 947505), (75, 821171), (113, 545025), (129, 477425), (169, 364425), (195, 315835), (215, 286455), (325, 189501), (339, 181675), (507, 121475), (559, 110175), (565, 109005), (645, 95485), (845, 72885), (975, 63167), (1075, 57291), (1469, 41925), (1677, 36725), (1695, 36335), (2535, 24295), (2795, 22035), (2825, 21801), (3225, 19097), (4225, 14577), (4407, 13975), (4859, 12675), (7267, 8475), (7345, 8385)]