77736448

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 167444640

約数和(自身を除く): 89708192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 131, 152, 244, 256, 262, 304, 488, 512, 524, 608, 976, 1048, 1159, 1216, 1952, 2096, 2318, 2432, 2489, 3904, 4192, 4636, 4864, 4978, 7808, 7991, 8384, 9272, 9728, 9956, 15616, 15982, 16768, 18544, 19912, 31232, 31964, 33536, 37088, 39824, 63928, 67072, 74176, 79648, 127856, 148352, 151829, 159296, 255712, 296704, 303658, 318592, 511424, 593408, 607316, 637184, 1022848, 1214632, 1274368, 2045696, 2429264, 4091392, 4858528, 9717056, 19434112, 38868224, 77736448]

約数ペア:

[(1, 77736448), (2, 38868224), (4, 19434112), (8, 9717056), (16, 4858528), (19, 4091392), (32, 2429264), (38, 2045696), (61, 1274368), (64, 1214632), (76, 1022848), (122, 637184), (128, 607316), (131, 593408), (152, 511424), (244, 318592), (256, 303658), (262, 296704), (304, 255712), (488, 159296), (512, 151829), (524, 148352), (608, 127856), (976, 79648), (1048, 74176), (1159, 67072), (1216, 63928), (1952, 39824), (2096, 37088), (2318, 33536), (2432, 31964), (2489, 31232), (3904, 19912), (4192, 18544), (4636, 16768), (4864, 15982), (4978, 15616), (7808, 9956), (7991, 9728), (8384, 9272)]