79890200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30727}}^1$

素因数の和:30756

約数の個数: 48

約数和(自身を含む): 200039280

約数和(自身を除く): 120149080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 30727, 61454, 122908, 153635, 245816, 307270, 399451, 614540, 768175, 798902, 1229080, 1536350, 1597804, 1997255, 3072700, 3195608, 3994510, 6145400, 7989020, 9986275, 15978040, 19972550, 39945100, 79890200]

約数ペア:

[(1, 79890200), (2, 39945100), (4, 19972550), (5, 15978040), (8, 9986275), (10, 7989020), (13, 6145400), (20, 3994510), (25, 3195608), (26, 3072700), (40, 1997255), (50, 1597804), (52, 1536350), (65, 1229080), (100, 798902), (104, 768175), (130, 614540), (200, 399451), (260, 307270), (325, 245816), (520, 153635), (650, 122908), (1300, 61454), (2600, 30727)]