12881250

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{229}}^1$

素因数の和:262

約数の個数: 72

約数和(自身を含む): 35036820

約数和(自身を除く): 22155570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 229, 250, 375, 450, 458, 625, 687, 750, 1125, 1145, 1250, 1374, 1875, 2061, 2250, 2290, 3125, 3435, 3750, 4122, 5625, 5725, 6250, 6870, 9375, 10305, 11250, 11450, 17175, 18750, 20610, 28125, 28625, 34350, 51525, 56250, 57250, 85875, 103050, 143125, 171750, 257625, 286250, 429375, 515250, 715625, 858750, 1288125, 1431250, 2146875, 2576250, 4293750, 6440625, 12881250]

約数ペア:

[(1, 12881250), (2, 6440625), (3, 4293750), (5, 2576250), (6, 2146875), (9, 1431250), (10, 1288125), (15, 858750), (18, 715625), (25, 515250), (30, 429375), (45, 286250), (50, 257625), (75, 171750), (90, 143125), (125, 103050), (150, 85875), (225, 57250), (229, 56250), (250, 51525), (375, 34350), (450, 28625), (458, 28125), (625, 20610), (687, 18750), (750, 17175), (1125, 11450), (1145, 11250), (1250, 10305), (1374, 9375), (1875, 6870), (2061, 6250), (2250, 5725), (2290, 5625), (3125, 4122), (3435, 3750)]