31576688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 74016096

約数和(自身を除く): 42439408

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 286, 296, 373, 407, 481, 572, 592, 746, 814, 962, 1144, 1492, 1628, 1924, 2288, 2984, 3256, 3848, 4103, 4849, 5291, 5968, 6512, 7696, 8206, 9698, 10582, 13801, 16412, 19396, 21164, 27602, 32824, 38792, 42328, 53339, 55204, 65648, 77584, 84656, 106678, 110408, 151811, 179413, 213356, 220816, 303622, 358826, 426712, 607244, 717652, 853424, 1214488, 1435304, 1973543, 2428976, 2870608, 3947086, 7894172, 15788344, 31576688]

約数ペア:

[(1, 31576688), (2, 15788344), (4, 7894172), (8, 3947086), (11, 2870608), (13, 2428976), (16, 1973543), (22, 1435304), (26, 1214488), (37, 853424), (44, 717652), (52, 607244), (74, 426712), (88, 358826), (104, 303622), (143, 220816), (148, 213356), (176, 179413), (208, 151811), (286, 110408), (296, 106678), (373, 84656), (407, 77584), (481, 65648), (572, 55204), (592, 53339), (746, 42328), (814, 38792), (962, 32824), (1144, 27602), (1492, 21164), (1628, 19396), (1924, 16412), (2288, 13801), (2984, 10582), (3256, 9698), (3848, 8206), (4103, 7696), (4849, 6512), (5291, 5968)]