159780400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30727}}^1$

素因数の和:30758

約数の個数: 60

約数和(自身を含む): 413414512

約数和(自身を除く): 253634112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 30727, 61454, 122908, 153635, 245816, 307270, 399451, 491632, 614540, 768175, 798902, 1229080, 1536350, 1597804, 1997255, 2458160, 3072700, 3195608, 3994510, 6145400, 6391216, 7989020, 9986275, 12290800, 15978040, 19972550, 31956080, 39945100, 79890200, 159780400]

約数ペア:

[(1, 159780400), (2, 79890200), (4, 39945100), (5, 31956080), (8, 19972550), (10, 15978040), (13, 12290800), (16, 9986275), (20, 7989020), (25, 6391216), (26, 6145400), (40, 3994510), (50, 3195608), (52, 3072700), (65, 2458160), (80, 1997255), (100, 1597804), (104, 1536350), (130, 1229080), (200, 798902), (208, 768175), (260, 614540), (325, 491632), (400, 399451), (520, 307270), (650, 245816), (1040, 153635), (1300, 122908), (2600, 61454), (5200, 30727)]