81927392

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 176316840

約数和(自身を除く): 94389448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 61, 76, 94, 122, 152, 188, 244, 304, 376, 488, 608, 752, 893, 976, 1159, 1504, 1786, 1952, 2209, 2318, 2867, 3572, 4418, 4636, 5734, 7144, 8836, 9272, 11468, 14288, 17672, 18544, 22936, 28576, 35344, 37088, 41971, 45872, 54473, 70688, 83942, 91744, 108946, 134749, 167884, 217892, 269498, 335768, 435784, 538996, 671536, 871568, 1077992, 1343072, 1743136, 2155984, 2560231, 4311968, 5120462, 10240924, 20481848, 40963696, 81927392]

約数ペア:

[(1, 81927392), (2, 40963696), (4, 20481848), (8, 10240924), (16, 5120462), (19, 4311968), (32, 2560231), (38, 2155984), (47, 1743136), (61, 1343072), (76, 1077992), (94, 871568), (122, 671536), (152, 538996), (188, 435784), (244, 335768), (304, 269498), (376, 217892), (488, 167884), (608, 134749), (752, 108946), (893, 91744), (976, 83942), (1159, 70688), (1504, 54473), (1786, 45872), (1952, 41971), (2209, 37088), (2318, 35344), (2867, 28576), (3572, 22936), (4418, 18544), (4636, 17672), (5734, 14288), (7144, 11468), (8836, 9272)]