78267800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30103}}^1$

素因数の和:30132

約数の個数: 48

約数和(自身を含む): 195977040

約数和(自身を除く): 117709240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 30103, 60206, 120412, 150515, 240824, 301030, 391339, 602060, 752575, 782678, 1204120, 1505150, 1565356, 1956695, 3010300, 3130712, 3913390, 6020600, 7826780, 9783475, 15653560, 19566950, 39133900, 78267800]

約数ペア:

[(1, 78267800), (2, 39133900), (4, 19566950), (5, 15653560), (8, 9783475), (10, 7826780), (13, 6020600), (20, 3913390), (25, 3130712), (26, 3010300), (40, 1956695), (50, 1565356), (52, 1505150), (65, 1204120), (100, 782678), (104, 752575), (130, 602060), (200, 391339), (260, 301030), (325, 240824), (520, 150515), (650, 120412), (1300, 60206), (2600, 30103)]