180161551984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1321}}^1\times {\mathrm{1951}}^1$

素因数の和:3554

約数の個数: 80

約数和(自身を含む): 371505436416

約数和(自身を除く): 191343884432

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 257, 272, 514, 1028, 1321, 1951, 2056, 2642, 3902, 4112, 4369, 5284, 7804, 8738, 10568, 15608, 17476, 21136, 22457, 31216, 33167, 34952, 44914, 66334, 69904, 89828, 132668, 179656, 265336, 339497, 359312, 501407, 530672, 678994, 1002814, 1357988, 2005628, 2577271, 2715976, 4011256, 5154542, 5431952, 5771449, 8022512, 8523919, 10309084, 11542898, 17047838, 20618168, 23085796, 34095676, 41236336, 43813607, 46171592, 68191352, 87627214, 92343184, 136382704, 175254428, 350508856, 662358647, 701017712, 1324717294, 2649434588, 5298869176, 10597738352, 11260096999, 22520193998, 45040387996, 90080775992, 180161551984]

約数ペア:

[(1, 180161551984), (2, 90080775992), (4, 45040387996), (8, 22520193998), (16, 11260096999), (17, 10597738352), (34, 5298869176), (68, 2649434588), (136, 1324717294), (257, 701017712), (272, 662358647), (514, 350508856), (1028, 175254428), (1321, 136382704), (1951, 92343184), (2056, 87627214), (2642, 68191352), (3902, 46171592), (4112, 43813607), (4369, 41236336), (5284, 34095676), (7804, 23085796), (8738, 20618168), (10568, 17047838), (15608, 11542898), (17476, 10309084), (21136, 8523919), (22457, 8022512), (31216, 5771449), (33167, 5431952), (34952, 5154542), (44914, 4011256), (66334, 2715976), (69904, 2577271), (89828, 2005628), (132668, 1357988), (179656, 1002814), (265336, 678994), (339497, 530672), (359312, 501407)]