38719850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 40025110

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 839, 923, 1678, 1775, 1846, 3550, 4195, 4615, 8390, 9230, 10907, 20975, 21814, 23075, 41950, 46150, 54535, 59569, 109070, 119138, 272675, 297845, 545350, 595690, 774397, 1489225, 1548794, 2978450, 3871985, 7743970, 19359925, 38719850]

約数ペア:

[(1, 38719850), (2, 19359925), (5, 7743970), (10, 3871985), (13, 2978450), (25, 1548794), (26, 1489225), (50, 774397), (65, 595690), (71, 545350), (130, 297845), (142, 272675), (325, 119138), (355, 109070), (650, 59569), (710, 54535), (839, 46150), (923, 41950), (1678, 23075), (1775, 21814), (1846, 20975), (3550, 10907), (4195, 9230), (4615, 8390)]