38947350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19973}}^1$

素因数の和:20001

約数の個数: 48

約数和(自身を含む): 104024592

約数和(自身を除く): 65077242

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 19973, 39946, 59919, 99865, 119838, 199730, 259649, 299595, 499325, 519298, 599190, 778947, 998650, 1298245, 1497975, 1557894, 2596490, 2995950, 3894735, 6491225, 7789470, 12982450, 19473675, 38947350]

約数ペア:

[(1, 38947350), (2, 19473675), (3, 12982450), (5, 7789470), (6, 6491225), (10, 3894735), (13, 2995950), (15, 2596490), (25, 1557894), (26, 1497975), (30, 1298245), (39, 998650), (50, 778947), (65, 599190), (75, 519298), (78, 499325), (130, 299595), (150, 259649), (195, 199730), (325, 119838), (390, 99865), (650, 59919), (975, 39946), (1950, 19973)]