98988560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 252787392

約数和(自身を除く): 153798832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 394, 440, 571, 788, 880, 985, 1142, 1576, 1970, 2167, 2284, 2855, 3152, 3940, 4334, 4568, 5710, 6281, 7880, 8668, 9136, 10835, 11420, 12562, 15760, 17336, 21670, 22840, 25124, 31405, 34672, 43340, 45680, 50248, 62810, 86680, 100496, 112487, 125620, 173360, 224974, 251240, 449948, 502480, 562435, 899896, 1124870, 1237357, 1799792, 2249740, 2474714, 4499480, 4949428, 6186785, 8998960, 9898856, 12373570, 19797712, 24747140, 49494280, 98988560]

約数ペア:

[(1, 98988560), (2, 49494280), (4, 24747140), (5, 19797712), (8, 12373570), (10, 9898856), (11, 8998960), (16, 6186785), (20, 4949428), (22, 4499480), (40, 2474714), (44, 2249740), (55, 1799792), (80, 1237357), (88, 1124870), (110, 899896), (176, 562435), (197, 502480), (220, 449948), (394, 251240), (440, 224974), (571, 173360), (788, 125620), (880, 112487), (985, 100496), (1142, 86680), (1576, 62810), (1970, 50248), (2167, 45680), (2284, 43340), (2855, 34672), (3152, 31405), (3940, 25124), (4334, 22840), (4568, 21670), (5710, 17336), (6281, 15760), (7880, 12562), (8668, 11420), (9136, 10835)]