245488750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{15107}}^1$

素因数の和:15142

約数の個数: 40

約数和(自身を含む): 495572616

約数和(自身を除く): 250083866

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 15107, 16250, 30214, 75535, 151070, 196391, 377675, 392782, 755350, 981955, 1888375, 1963910, 3776750, 4909775, 9441875, 9819550, 18883750, 24548875, 49097750, 122744375, 245488750]

約数ペア:

[(1, 245488750), (2, 122744375), (5, 49097750), (10, 24548875), (13, 18883750), (25, 9819550), (26, 9441875), (50, 4909775), (65, 3776750), (125, 1963910), (130, 1888375), (250, 981955), (325, 755350), (625, 392782), (650, 377675), (1250, 196391), (1625, 151070), (3250, 75535), (8125, 30214), (15107, 16250)]