38778496

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 83280960

約数和(自身を除く): 44502464

約数列:

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

約数ペア:

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