51593750

素因数分解:

$2^1\times 5^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 56

約数和(自身を含む): 104998656

約数和(自身を除く): 53404906

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 127, 130, 250, 254, 325, 625, 635, 650, 1250, 1270, 1625, 1651, 3125, 3175, 3250, 3302, 6250, 6350, 8125, 8255, 15625, 15875, 16250, 16510, 31250, 31750, 40625, 41275, 79375, 81250, 82550, 158750, 203125, 206375, 396875, 406250, 412750, 793750, 1031875, 1984375, 2063750, 3968750, 5159375, 10318750, 25796875, 51593750]

約数ペア:

[(1, 51593750), (2, 25796875), (5, 10318750), (10, 5159375), (13, 3968750), (25, 2063750), (26, 1984375), (50, 1031875), (65, 793750), (125, 412750), (127, 406250), (130, 396875), (250, 206375), (254, 203125), (325, 158750), (625, 82550), (635, 81250), (650, 79375), (1250, 41275), (1270, 40625), (1625, 31750), (1651, 31250), (3125, 16510), (3175, 16250), (3250, 15875), (3302, 15625), (6250, 8255), (6350, 8125)]