330970432

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1999}}^1$

素因数の和:2223

約数の個数: 56

約数和(自身を含む): 711200000

約数和(自身を除く): 380229568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 199, 208, 398, 416, 796, 832, 1592, 1999, 2587, 3184, 3998, 5174, 6368, 7996, 10348, 12736, 15992, 20696, 25987, 31984, 41392, 51974, 63968, 82784, 103948, 127936, 165568, 207896, 397801, 415792, 795602, 831584, 1591204, 1663168, 3182408, 5171413, 6364816, 10342826, 12729632, 20685652, 25459264, 41371304, 82742608, 165485216, 330970432]

約数ペア:

[(1, 330970432), (2, 165485216), (4, 82742608), (8, 41371304), (13, 25459264), (16, 20685652), (26, 12729632), (32, 10342826), (52, 6364816), (64, 5171413), (104, 3182408), (199, 1663168), (208, 1591204), (398, 831584), (416, 795602), (796, 415792), (832, 397801), (1592, 207896), (1999, 165568), (2587, 127936), (3184, 103948), (3998, 82784), (5174, 63968), (6368, 51974), (7996, 41392), (10348, 31984), (12736, 25987), (15992, 20696)]