26690625

素因数分解:

$3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 52606008

約数和(自身を除く): 25915383

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 73, 75, 117, 125, 195, 219, 225, 325, 365, 375, 585, 625, 657, 949, 975, 1095, 1125, 1625, 1825, 1875, 2847, 2925, 3125, 3285, 4745, 4875, 5475, 5625, 8125, 8541, 9125, 9375, 14235, 14625, 16425, 23725, 24375, 27375, 28125, 40625, 42705, 45625, 71175, 73125, 82125, 118625, 121875, 136875, 213525, 228125, 355875, 365625, 410625, 593125, 684375, 1067625, 1779375, 2053125, 2965625, 5338125, 8896875, 26690625]

約数ペア:

[(1, 26690625), (3, 8896875), (5, 5338125), (9, 2965625), (13, 2053125), (15, 1779375), (25, 1067625), (39, 684375), (45, 593125), (65, 410625), (73, 365625), (75, 355875), (117, 228125), (125, 213525), (195, 136875), (219, 121875), (225, 118625), (325, 82125), (365, 73125), (375, 71175), (585, 45625), (625, 42705), (657, 40625), (949, 28125), (975, 27375), (1095, 24375), (1125, 23725), (1625, 16425), (1825, 14625), (1875, 14235), (2847, 9375), (2925, 9125), (3125, 8541), (3285, 8125), (4745, 5625), (4875, 5475)]