87654112

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1032

約数の個数: 96

約数和(自身を含む): 219469824

約数和(自身を除く): 131815712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 496, 728, 806, 868, 971, 992, 1456, 1612, 1736, 1942, 2821, 2912, 3224, 3472, 3884, 5642, 6448, 6797, 6944, 7768, 11284, 12623, 12896, 13594, 15536, 22568, 25246, 27188, 30101, 31072, 45136, 50492, 54376, 60202, 88361, 90272, 100984, 108752, 120404, 176722, 201968, 210707, 217504, 240808, 353444, 391313, 403936, 421414, 481616, 706888, 782626, 842828, 963232, 1413776, 1565252, 1685656, 2739191, 2827552, 3130504, 3371312, 5478382, 6261008, 6742624, 10956764, 12522016, 21913528, 43827056, 87654112]

約数ペア:

[(1, 87654112), (2, 43827056), (4, 21913528), (7, 12522016), (8, 10956764), (13, 6742624), (14, 6261008), (16, 5478382), (26, 3371312), (28, 3130504), (31, 2827552), (32, 2739191), (52, 1685656), (56, 1565252), (62, 1413776), (91, 963232), (104, 842828), (112, 782626), (124, 706888), (182, 481616), (208, 421414), (217, 403936), (224, 391313), (248, 353444), (364, 240808), (403, 217504), (416, 210707), (434, 201968), (496, 176722), (728, 120404), (806, 108752), (868, 100984), (971, 90272), (992, 88361), (1456, 60202), (1612, 54376), (1736, 50492), (1942, 45136), (2821, 31072), (2912, 30101), (3224, 27188), (3472, 25246), (3884, 22568), (5642, 15536), (6448, 13594), (6797, 12896), (6944, 12623), (7768, 11284)]