206498500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31769}}^1$

素因数の和:31801

約数の個数: 48

約数和(自身を含む): 485699760

約数和(自身を除く): 279201260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 31769, 63538, 127076, 158845, 317690, 412997, 635380, 794225, 825994, 1588450, 1651988, 2064985, 3176900, 3971125, 4129970, 7942250, 8259940, 10324925, 15884500, 20649850, 41299700, 51624625, 103249250, 206498500]

約数ペア:

[(1, 206498500), (2, 103249250), (4, 51624625), (5, 41299700), (10, 20649850), (13, 15884500), (20, 10324925), (25, 8259940), (26, 7942250), (50, 4129970), (52, 3971125), (65, 3176900), (100, 2064985), (125, 1651988), (130, 1588450), (250, 825994), (260, 794225), (325, 635380), (500, 412997), (650, 317690), (1300, 158845), (1625, 127076), (3250, 63538), (6500, 31769)]