1975890256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{613}}^1$

素因数の和:1124

約数の個数: 80

約数和(自身を含む): 4220979840

約数和(自身を除く): 2245089584

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 461, 613, 874, 922, 1226, 1748, 1844, 2452, 3496, 3688, 4904, 6992, 7376, 8759, 9808, 10603, 11647, 14099, 17518, 21206, 23294, 28198, 35036, 42412, 46588, 56396, 70072, 84824, 93176, 112792, 140144, 169648, 186352, 201457, 225584, 267881, 282593, 402914, 535762, 565186, 805828, 1071524, 1130372, 1611656, 2143048, 2260744, 3223312, 4286096, 4521488, 5369267, 6499639, 10738534, 12999278, 21477068, 25998556, 42954136, 51997112, 85908272, 103994224, 123493141, 246986282, 493972564, 987945128, 1975890256]

約数ペア:

[(1, 1975890256), (2, 987945128), (4, 493972564), (8, 246986282), (16, 123493141), (19, 103994224), (23, 85908272), (38, 51997112), (46, 42954136), (76, 25998556), (92, 21477068), (152, 12999278), (184, 10738534), (304, 6499639), (368, 5369267), (437, 4521488), (461, 4286096), (613, 3223312), (874, 2260744), (922, 2143048), (1226, 1611656), (1748, 1130372), (1844, 1071524), (2452, 805828), (3496, 565186), (3688, 535762), (4904, 402914), (6992, 282593), (7376, 267881), (8759, 225584), (9808, 201457), (10603, 186352), (11647, 169648), (14099, 140144), (17518, 112792), (21206, 93176), (23294, 84824), (28198, 70072), (35036, 56396), (42412, 46588)]