454420816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 942225408

約数和(自身を除く): 487804592

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 101, 124, 188, 193, 202, 248, 376, 386, 404, 496, 752, 772, 808, 1457, 1544, 1616, 2914, 3088, 3131, 4747, 5828, 5983, 6262, 9071, 9494, 11656, 11966, 12524, 18142, 18988, 19493, 23312, 23932, 25048, 36284, 37976, 38986, 47864, 50096, 72568, 75952, 77972, 95728, 145136, 147157, 155944, 281201, 294314, 311888, 562402, 588628, 604283, 916171, 1124804, 1177256, 1208566, 1832342, 2249608, 2354512, 2417132, 3664684, 4499216, 4834264, 7329368, 9668528, 14658736, 28401301, 56802602, 113605204, 227210408, 454420816]

約数ペア:

[(1, 454420816), (2, 227210408), (4, 113605204), (8, 56802602), (16, 28401301), (31, 14658736), (47, 9668528), (62, 7329368), (94, 4834264), (101, 4499216), (124, 3664684), (188, 2417132), (193, 2354512), (202, 2249608), (248, 1832342), (376, 1208566), (386, 1177256), (404, 1124804), (496, 916171), (752, 604283), (772, 588628), (808, 562402), (1457, 311888), (1544, 294314), (1616, 281201), (2914, 155944), (3088, 147157), (3131, 145136), (4747, 95728), (5828, 77972), (5983, 75952), (6262, 72568), (9071, 50096), (9494, 47864), (11656, 38986), (11966, 37976), (12524, 36284), (18142, 25048), (18988, 23932), (19493, 23312)]