622986416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 1359912960

約数和(自身を除く): 736926544

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 496, 632, 806, 1027, 1223, 1264, 1612, 2054, 2446, 2449, 3224, 4108, 4892, 4898, 6448, 8216, 9784, 9796, 15899, 16432, 19568, 19592, 31798, 31837, 37913, 39184, 63596, 63674, 75826, 96617, 127192, 127348, 151652, 193234, 254384, 254696, 303304, 386468, 492869, 509392, 606608, 772936, 985738, 1256021, 1545872, 1971476, 2512042, 2995127, 3942952, 5024084, 5990254, 7885904, 10048168, 11980508, 20096336, 23961016, 38936651, 47922032, 77873302, 155746604, 311493208, 622986416]

約数ペア:

[(1, 622986416), (2, 311493208), (4, 155746604), (8, 77873302), (13, 47922032), (16, 38936651), (26, 23961016), (31, 20096336), (52, 11980508), (62, 10048168), (79, 7885904), (104, 5990254), (124, 5024084), (158, 3942952), (208, 2995127), (248, 2512042), (316, 1971476), (403, 1545872), (496, 1256021), (632, 985738), (806, 772936), (1027, 606608), (1223, 509392), (1264, 492869), (1612, 386468), (2054, 303304), (2446, 254696), (2449, 254384), (3224, 193234), (4108, 151652), (4892, 127348), (4898, 127192), (6448, 96617), (8216, 75826), (9784, 63674), (9796, 63596), (15899, 39184), (16432, 37913), (19568, 31837), (19592, 31798)]