24943750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 50528016

約数和(自身を除く): 25584266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 307, 325, 614, 625, 650, 1250, 1535, 1625, 3070, 3125, 3250, 3991, 6250, 7675, 7982, 8125, 15350, 16250, 19955, 38375, 39910, 40625, 76750, 81250, 99775, 191875, 199550, 383750, 498875, 959375, 997750, 1918750, 2494375, 4988750, 12471875, 24943750]

約数ペア:

[(1, 24943750), (2, 12471875), (5, 4988750), (10, 2494375), (13, 1918750), (25, 997750), (26, 959375), (50, 498875), (65, 383750), (125, 199550), (130, 191875), (250, 99775), (307, 81250), (325, 76750), (614, 40625), (625, 39910), (650, 38375), (1250, 19955), (1535, 16250), (1625, 15350), (3070, 8125), (3125, 7982), (3250, 7675), (3991, 6250)]