90878532

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 233735040

約数和(自身を除く): 142856508

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 61, 67, 68, 102, 109, 122, 134, 183, 201, 204, 218, 244, 268, 327, 366, 402, 436, 654, 732, 804, 1037, 1139, 1308, 1853, 2074, 2278, 3111, 3417, 3706, 4087, 4148, 4556, 5559, 6222, 6649, 6834, 7303, 7412, 8174, 11118, 12261, 12444, 13298, 13668, 14606, 16348, 19947, 21909, 22236, 24522, 26596, 29212, 39894, 43818, 49044, 69479, 79788, 87636, 113033, 124151, 138958, 208437, 226066, 248302, 277916, 339099, 372453, 416874, 445483, 452132, 496604, 678198, 744906, 833748, 890966, 1336449, 1356396, 1489812, 1781932, 2672898, 5345796, 7573211, 15146422, 22719633, 30292844, 45439266, 90878532]

約数ペア:

[(1, 90878532), (2, 45439266), (3, 30292844), (4, 22719633), (6, 15146422), (12, 7573211), (17, 5345796), (34, 2672898), (51, 1781932), (61, 1489812), (67, 1356396), (68, 1336449), (102, 890966), (109, 833748), (122, 744906), (134, 678198), (183, 496604), (201, 452132), (204, 445483), (218, 416874), (244, 372453), (268, 339099), (327, 277916), (366, 248302), (402, 226066), (436, 208437), (654, 138958), (732, 124151), (804, 113033), (1037, 87636), (1139, 79788), (1308, 69479), (1853, 49044), (2074, 43818), (2278, 39894), (3111, 29212), (3417, 26596), (3706, 24522), (4087, 22236), (4148, 21909), (4556, 19947), (5559, 16348), (6222, 14606), (6649, 13668), (6834, 13298), (7303, 12444), (7412, 12261), (8174, 11118)]