31019824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 69995520

約数和(自身を除く): 38975696

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 79, 88, 92, 97, 158, 176, 184, 194, 253, 316, 368, 388, 506, 632, 776, 869, 1012, 1067, 1264, 1552, 1738, 1817, 2024, 2134, 2231, 3476, 3634, 4048, 4268, 4462, 6952, 7268, 7663, 8536, 8924, 13904, 14536, 15326, 17072, 17848, 19987, 24541, 29072, 30652, 35696, 39974, 49082, 61304, 79948, 84293, 98164, 122608, 159896, 168586, 176249, 196328, 319792, 337172, 352498, 392656, 674344, 704996, 1348688, 1409992, 1938739, 2819984, 3877478, 7754956, 15509912, 31019824]

約数ペア:

[(1, 31019824), (2, 15509912), (4, 7754956), (8, 3877478), (11, 2819984), (16, 1938739), (22, 1409992), (23, 1348688), (44, 704996), (46, 674344), (79, 392656), (88, 352498), (92, 337172), (97, 319792), (158, 196328), (176, 176249), (184, 168586), (194, 159896), (253, 122608), (316, 98164), (368, 84293), (388, 79948), (506, 61304), (632, 49082), (776, 39974), (869, 35696), (1012, 30652), (1067, 29072), (1264, 24541), (1552, 19987), (1738, 17848), (1817, 17072), (2024, 15326), (2134, 14536), (2231, 13904), (3476, 8924), (3634, 8536), (4048, 7663), (4268, 7268), (4462, 6952)]