64117625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 100009728

約数和(自身を除く): 35892103

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 125, 143, 187, 211, 221, 275, 325, 425, 715, 935, 1055, 1105, 1375, 1625, 2125, 2321, 2431, 2743, 3575, 3587, 4675, 5275, 5525, 11605, 12155, 13715, 17875, 17935, 23375, 26375, 27625, 30173, 39457, 46631, 58025, 60775, 68575, 89675, 150865, 197285, 233155, 290125, 303875, 342875, 448375, 512941, 754325, 986425, 1165775, 2564705, 3771625, 4932125, 5828875, 12823525, 64117625]

約数ペア:

[(1, 64117625), (5, 12823525), (11, 5828875), (13, 4932125), (17, 3771625), (25, 2564705), (55, 1165775), (65, 986425), (85, 754325), (125, 512941), (143, 448375), (187, 342875), (211, 303875), (221, 290125), (275, 233155), (325, 197285), (425, 150865), (715, 89675), (935, 68575), (1055, 60775), (1105, 58025), (1375, 46631), (1625, 39457), (2125, 30173), (2321, 27625), (2431, 26375), (2743, 23375), (3575, 17935), (3587, 17875), (4675, 13715), (5275, 12155), (5525, 11605)]