51320368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 116064000

約数和(自身を除く): 64743632

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 103, 149, 152, 176, 206, 209, 298, 304, 412, 418, 596, 824, 836, 1133, 1192, 1639, 1648, 1672, 1957, 2266, 2384, 2831, 3278, 3344, 3914, 4532, 5662, 6556, 7828, 9064, 11324, 13112, 15347, 15656, 18128, 21527, 22648, 26224, 30694, 31141, 31312, 43054, 45296, 61388, 62282, 86108, 122776, 124564, 168817, 172216, 245552, 249128, 291593, 337634, 344432, 498256, 583186, 675268, 1166372, 1350536, 2332744, 2701072, 3207523, 4665488, 6415046, 12830092, 25660184, 51320368]

約数ペア:

[(1, 51320368), (2, 25660184), (4, 12830092), (8, 6415046), (11, 4665488), (16, 3207523), (19, 2701072), (22, 2332744), (38, 1350536), (44, 1166372), (76, 675268), (88, 583186), (103, 498256), (149, 344432), (152, 337634), (176, 291593), (206, 249128), (209, 245552), (298, 172216), (304, 168817), (412, 124564), (418, 122776), (596, 86108), (824, 62282), (836, 61388), (1133, 45296), (1192, 43054), (1639, 31312), (1648, 31141), (1672, 30694), (1957, 26224), (2266, 22648), (2384, 21527), (2831, 18128), (3278, 15656), (3344, 15347), (3914, 13112), (4532, 11324), (5662, 9064), (6556, 7828)]