77556992

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 166888512

約数和(自身を除く): 89331520

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 251, 256, 272, 284, 502, 544, 568, 1004, 1088, 1136, 1207, 2008, 2176, 2272, 2414, 4016, 4267, 4352, 4544, 4828, 8032, 8534, 9088, 9656, 16064, 17068, 17821, 18176, 19312, 32128, 34136, 35642, 38624, 64256, 68272, 71284, 77248, 136544, 142568, 154496, 273088, 285136, 302957, 308992, 546176, 570272, 605914, 1092352, 1140544, 1211828, 2281088, 2423656, 4562176, 4847312, 9694624, 19389248, 38778496, 77556992]

約数ペア:

[(1, 77556992), (2, 38778496), (4, 19389248), (8, 9694624), (16, 4847312), (17, 4562176), (32, 2423656), (34, 2281088), (64, 1211828), (68, 1140544), (71, 1092352), (128, 605914), (136, 570272), (142, 546176), (251, 308992), (256, 302957), (272, 285136), (284, 273088), (502, 154496), (544, 142568), (568, 136544), (1004, 77248), (1088, 71284), (1136, 68272), (1207, 64256), (2008, 38624), (2176, 35642), (2272, 34136), (2414, 32128), (4016, 19312), (4267, 18176), (4352, 17821), (4544, 17068), (4828, 16064), (8032, 9656), (8534, 9088)]