71269744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1638

約数の個数: 80

約数和(自身を含む): 175544320

約数和(自身を除く): 104274576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1579, 1612, 1736, 2821, 3158, 3224, 3472, 5642, 6316, 6448, 11053, 11284, 12632, 20527, 22106, 22568, 25264, 41054, 44212, 45136, 48949, 82108, 88424, 97898, 143689, 164216, 176848, 195796, 287378, 328432, 342643, 391592, 574756, 636337, 685286, 783184, 1149512, 1272674, 1370572, 2299024, 2545348, 2741144, 4454359, 5090696, 5482288, 8908718, 10181392, 17817436, 35634872, 71269744]

約数ペア:

[(1, 71269744), (2, 35634872), (4, 17817436), (7, 10181392), (8, 8908718), (13, 5482288), (14, 5090696), (16, 4454359), (26, 2741144), (28, 2545348), (31, 2299024), (52, 1370572), (56, 1272674), (62, 1149512), (91, 783184), (104, 685286), (112, 636337), (124, 574756), (182, 391592), (208, 342643), (217, 328432), (248, 287378), (364, 195796), (403, 176848), (434, 164216), (496, 143689), (728, 97898), (806, 88424), (868, 82108), (1456, 48949), (1579, 45136), (1612, 44212), (1736, 41054), (2821, 25264), (3158, 22568), (3224, 22106), (3472, 20527), (5642, 12632), (6316, 11284), (6448, 11053)]