80137288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 123075512

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 41, 44, 56, 76, 77, 82, 88, 133, 152, 154, 164, 167, 209, 266, 287, 308, 328, 334, 418, 451, 532, 574, 616, 668, 779, 836, 902, 1064, 1148, 1169, 1336, 1463, 1558, 1672, 1804, 1837, 2296, 2338, 2926, 3116, 3157, 3173, 3608, 3674, 4676, 5453, 5852, 6232, 6314, 6346, 6847, 7348, 8569, 9352, 10906, 11704, 12628, 12692, 12859, 13694, 14696, 17138, 21812, 22211, 25256, 25384, 25718, 27388, 34276, 34903, 43624, 44422, 47929, 51436, 54776, 59983, 68552, 69806, 75317, 88844, 95858, 102872, 119966, 130093, 139612, 150634, 177688, 191716, 239932, 244321, 260186, 279224, 301268, 383432, 479864, 488642, 520372, 527219, 602536, 910651, 977284, 1040744, 1054438, 1431023, 1821302, 1954568, 2108876, 2862046, 3642604, 4217752, 5724092, 7285208, 10017161, 11448184, 20034322, 40068644, 80137288]

約数ペア:

[(1, 80137288), (2, 40068644), (4, 20034322), (7, 11448184), (8, 10017161), (11, 7285208), (14, 5724092), (19, 4217752), (22, 3642604), (28, 2862046), (38, 2108876), (41, 1954568), (44, 1821302), (56, 1431023), (76, 1054438), (77, 1040744), (82, 977284), (88, 910651), (133, 602536), (152, 527219), (154, 520372), (164, 488642), (167, 479864), (209, 383432), (266, 301268), (287, 279224), (308, 260186), (328, 244321), (334, 239932), (418, 191716), (451, 177688), (532, 150634), (574, 139612), (616, 130093), (668, 119966), (779, 102872), (836, 95858), (902, 88844), (1064, 75317), (1148, 69806), (1169, 68552), (1336, 59983), (1463, 54776), (1558, 51436), (1672, 47929), (1804, 44422), (1837, 43624), (2296, 34903), (2338, 34276), (2926, 27388), (3116, 25718), (3157, 25384), (3173, 25256), (3608, 22211), (3674, 21812), (4676, 17138), (5453, 14696), (5852, 13694), (6232, 12859), (6314, 12692), (6346, 12628), (6847, 11704), (7348, 10906), (8569, 9352)]