2490041450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{29243}}^1$

素因数の和:29399

約数の個数: 48

約数和(自身を含む): 5025990816

約数和(自身を除く): 2535949366

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 262, 325, 650, 655, 1310, 1703, 3275, 3406, 6550, 8515, 17030, 29243, 42575, 58486, 85150, 146215, 292430, 380159, 731075, 760318, 1462150, 1900795, 3801590, 3830833, 7661666, 9503975, 19007950, 19154165, 38308330, 49800829, 95770825, 99601658, 191541650, 249004145, 498008290, 1245020725, 2490041450]

約数ペア:

[(1, 2490041450), (2, 1245020725), (5, 498008290), (10, 249004145), (13, 191541650), (25, 99601658), (26, 95770825), (50, 49800829), (65, 38308330), (130, 19154165), (131, 19007950), (262, 9503975), (325, 7661666), (650, 3830833), (655, 3801590), (1310, 1900795), (1703, 1462150), (3275, 760318), (3406, 731075), (6550, 380159), (8515, 292430), (17030, 146215), (29243, 85150), (42575, 58486)]