165010768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 359865856

約数和(自身を除く): 194855088

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 157, 163, 208, 248, 314, 326, 403, 496, 628, 652, 806, 1256, 1304, 1612, 2041, 2119, 2512, 2608, 3224, 4082, 4238, 4867, 5053, 6448, 8164, 8476, 9734, 10106, 16328, 16952, 19468, 20212, 25591, 32656, 33904, 38936, 40424, 51182, 63271, 65689, 77872, 80848, 102364, 126542, 131378, 204728, 253084, 262756, 332683, 409456, 506168, 525512, 665366, 793321, 1012336, 1051024, 1330732, 1586642, 2661464, 3173284, 5322928, 6346568, 10313173, 12693136, 20626346, 41252692, 82505384, 165010768]

約数ペア:

[(1, 165010768), (2, 82505384), (4, 41252692), (8, 20626346), (13, 12693136), (16, 10313173), (26, 6346568), (31, 5322928), (52, 3173284), (62, 2661464), (104, 1586642), (124, 1330732), (157, 1051024), (163, 1012336), (208, 793321), (248, 665366), (314, 525512), (326, 506168), (403, 409456), (496, 332683), (628, 262756), (652, 253084), (806, 204728), (1256, 131378), (1304, 126542), (1612, 102364), (2041, 80848), (2119, 77872), (2512, 65689), (2608, 63271), (3224, 51182), (4082, 40424), (4238, 38936), (4867, 33904), (5053, 32656), (6448, 25591), (8164, 20212), (8476, 19468), (9734, 16952), (10106, 16328)]