79478750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 165059664

約数和(自身を除く): 85580914

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 73, 125, 130, 134, 146, 250, 325, 335, 365, 625, 650, 670, 730, 871, 949, 1250, 1625, 1675, 1742, 1825, 1898, 3250, 3350, 3650, 4355, 4745, 4891, 8125, 8375, 8710, 9125, 9490, 9782, 16250, 16750, 18250, 21775, 23725, 24455, 41875, 43550, 45625, 47450, 48910, 63583, 83750, 91250, 108875, 118625, 122275, 127166, 217750, 237250, 244550, 317915, 544375, 593125, 611375, 635830, 1088750, 1186250, 1222750, 1589575, 3056875, 3179150, 6113750, 7947875, 15895750, 39739375, 79478750]

約数ペア:

[(1, 79478750), (2, 39739375), (5, 15895750), (10, 7947875), (13, 6113750), (25, 3179150), (26, 3056875), (50, 1589575), (65, 1222750), (67, 1186250), (73, 1088750), (125, 635830), (130, 611375), (134, 593125), (146, 544375), (250, 317915), (325, 244550), (335, 237250), (365, 217750), (625, 127166), (650, 122275), (670, 118625), (730, 108875), (871, 91250), (949, 83750), (1250, 63583), (1625, 48910), (1675, 47450), (1742, 45625), (1825, 43550), (1898, 41875), (3250, 24455), (3350, 23725), (3650, 21775), (4355, 18250), (4745, 16750), (4891, 16250), (8125, 9782), (8375, 9490), (8710, 9125)]