27218750

素因数分解:

$2^1\times 5^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 56

約数和(自身を含む): 55780536

約数和(自身を除く): 28561786

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 125, 130, 134, 250, 325, 335, 625, 650, 670, 871, 1250, 1625, 1675, 1742, 3125, 3250, 3350, 4355, 6250, 8125, 8375, 8710, 15625, 16250, 16750, 21775, 31250, 40625, 41875, 43550, 81250, 83750, 108875, 203125, 209375, 217750, 406250, 418750, 544375, 1046875, 1088750, 2093750, 2721875, 5443750, 13609375, 27218750]

約数ペア:

[(1, 27218750), (2, 13609375), (5, 5443750), (10, 2721875), (13, 2093750), (25, 1088750), (26, 1046875), (50, 544375), (65, 418750), (67, 406250), (125, 217750), (130, 209375), (134, 203125), (250, 108875), (325, 83750), (335, 81250), (625, 43550), (650, 41875), (670, 40625), (871, 31250), (1250, 21775), (1625, 16750), (1675, 16250), (1742, 15625), (3125, 8710), (3250, 8375), (3350, 8125), (4355, 6250)]