2496725650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{2539}}^1$

素因数の和:2899

約数の個数: 48

約数和(自身を含む): 4728179520

約数和(自身を除く): 2231453870

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 277, 355, 554, 710, 1385, 1775, 2539, 2770, 3550, 5078, 6925, 12695, 13850, 19667, 25390, 39334, 63475, 98335, 126950, 180269, 196670, 360538, 491675, 703303, 901345, 983350, 1406606, 1802690, 3516515, 4506725, 7033030, 9013450, 17582575, 35165150, 49934513, 99869026, 249672565, 499345130, 1248362825, 2496725650]

約数ペア:

[(1, 2496725650), (2, 1248362825), (5, 499345130), (10, 249672565), (25, 99869026), (50, 49934513), (71, 35165150), (142, 17582575), (277, 9013450), (355, 7033030), (554, 4506725), (710, 3516515), (1385, 1802690), (1775, 1406606), (2539, 983350), (2770, 901345), (3550, 703303), (5078, 491675), (6925, 360538), (12695, 196670), (13850, 180269), (19667, 126950), (25390, 98335), (39334, 63475)]