90789328

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 210780160

約数和(自身を除く): 119990832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 79, 112, 124, 158, 217, 248, 316, 331, 434, 496, 553, 632, 662, 868, 1106, 1264, 1324, 1736, 2212, 2317, 2449, 2648, 3472, 4424, 4634, 4898, 5296, 8848, 9268, 9796, 10261, 17143, 18536, 19592, 20522, 26149, 34286, 37072, 39184, 41044, 52298, 68572, 71827, 82088, 104596, 137144, 143654, 164176, 183043, 209192, 274288, 287308, 366086, 418384, 574616, 732172, 810619, 1149232, 1464344, 1621238, 2928688, 3242476, 5674333, 6484952, 11348666, 12969904, 22697332, 45394664, 90789328]

約数ペア:

[(1, 90789328), (2, 45394664), (4, 22697332), (7, 12969904), (8, 11348666), (14, 6484952), (16, 5674333), (28, 3242476), (31, 2928688), (56, 1621238), (62, 1464344), (79, 1149232), (112, 810619), (124, 732172), (158, 574616), (217, 418384), (248, 366086), (316, 287308), (331, 274288), (434, 209192), (496, 183043), (553, 164176), (632, 143654), (662, 137144), (868, 104596), (1106, 82088), (1264, 71827), (1324, 68572), (1736, 52298), (2212, 41044), (2317, 39184), (2449, 37072), (2648, 34286), (3472, 26149), (4424, 20522), (4634, 19592), (4898, 18536), (5296, 17143), (8848, 10261), (9268, 9796)]