26080080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 120

約数和(自身を含む): 87681888

約数和(自身を除く): 61601808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 643, 676, 780, 845, 1014, 1040, 1286, 1352, 1560, 1690, 1929, 2028, 2535, 2572, 2704, 3120, 3215, 3380, 3858, 4056, 5070, 5144, 6430, 6760, 7716, 8112, 8359, 9645, 10140, 10288, 12860, 13520, 15432, 16718, 19290, 20280, 25077, 25720, 30864, 33436, 38580, 40560, 41795, 50154, 51440, 66872, 77160, 83590, 100308, 108667, 125385, 133744, 154320, 167180, 200616, 217334, 250770, 326001, 334360, 401232, 434668, 501540, 543335, 652002, 668720, 869336, 1003080, 1086670, 1304004, 1630005, 1738672, 2006160, 2173340, 2608008, 3260010, 4346680, 5216016, 6520020, 8693360, 13040040, 26080080]

約数ペア:

[(1, 26080080), (2, 13040040), (3, 8693360), (4, 6520020), (5, 5216016), (6, 4346680), (8, 3260010), (10, 2608008), (12, 2173340), (13, 2006160), (15, 1738672), (16, 1630005), (20, 1304004), (24, 1086670), (26, 1003080), (30, 869336), (39, 668720), (40, 652002), (48, 543335), (52, 501540), (60, 434668), (65, 401232), (78, 334360), (80, 326001), (104, 250770), (120, 217334), (130, 200616), (156, 167180), (169, 154320), (195, 133744), (208, 125385), (240, 108667), (260, 100308), (312, 83590), (338, 77160), (390, 66872), (507, 51440), (520, 50154), (624, 41795), (643, 40560), (676, 38580), (780, 33436), (845, 30864), (1014, 25720), (1040, 25077), (1286, 20280), (1352, 19290), (1560, 16718), (1690, 15432), (1929, 13520), (2028, 12860), (2535, 10288), (2572, 10140), (2704, 9645), (3120, 8359), (3215, 8112), (3380, 7716), (3858, 6760), (4056, 6430), (5070, 5144)]