19542250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 45077760

約数和(自身を除く): 25535510

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 125, 130, 175, 182, 250, 325, 350, 455, 650, 859, 875, 910, 1625, 1718, 1750, 2275, 3250, 4295, 4550, 6013, 8590, 11167, 11375, 12026, 21475, 22334, 22750, 30065, 42950, 55835, 60130, 78169, 107375, 111670, 150325, 156338, 214750, 279175, 300650, 390845, 558350, 751625, 781690, 1395875, 1503250, 1954225, 2791750, 3908450, 9771125, 19542250]

約数ペア:

[(1, 19542250), (2, 9771125), (5, 3908450), (7, 2791750), (10, 1954225), (13, 1503250), (14, 1395875), (25, 781690), (26, 751625), (35, 558350), (50, 390845), (65, 300650), (70, 279175), (91, 214750), (125, 156338), (130, 150325), (175, 111670), (182, 107375), (250, 78169), (325, 60130), (350, 55835), (455, 42950), (650, 30065), (859, 22750), (875, 22334), (910, 21475), (1625, 12026), (1718, 11375), (1750, 11167), (2275, 8590), (3250, 6013), (4295, 4550)]