20200200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 63344160

約数和(自身を除く): 43143960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 131, 150, 200, 257, 262, 300, 393, 514, 524, 600, 655, 771, 786, 1028, 1048, 1285, 1310, 1542, 1572, 1965, 2056, 2570, 2620, 3084, 3144, 3275, 3855, 3930, 5140, 5240, 6168, 6425, 6550, 7710, 7860, 9825, 10280, 12850, 13100, 15420, 15720, 19275, 19650, 25700, 26200, 30840, 33667, 38550, 39300, 51400, 67334, 77100, 78600, 101001, 134668, 154200, 168335, 202002, 269336, 336670, 404004, 505005, 673340, 808008, 841675, 1010010, 1346680, 1683350, 2020020, 2525025, 3366700, 4040040, 5050050, 6733400, 10100100, 20200200]

約数ペア:

[(1, 20200200), (2, 10100100), (3, 6733400), (4, 5050050), (5, 4040040), (6, 3366700), (8, 2525025), (10, 2020020), (12, 1683350), (15, 1346680), (20, 1010010), (24, 841675), (25, 808008), (30, 673340), (40, 505005), (50, 404004), (60, 336670), (75, 269336), (100, 202002), (120, 168335), (131, 154200), (150, 134668), (200, 101001), (257, 78600), (262, 77100), (300, 67334), (393, 51400), (514, 39300), (524, 38550), (600, 33667), (655, 30840), (771, 26200), (786, 25700), (1028, 19650), (1048, 19275), (1285, 15720), (1310, 15420), (1542, 13100), (1572, 12850), (1965, 10280), (2056, 9825), (2570, 7860), (2620, 7710), (3084, 6550), (3144, 6425), (3275, 6168), (3855, 5240), (3930, 5140)]