128510072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 275335200

約数和(自身を除く): 146825128

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 41, 68, 76, 82, 136, 152, 164, 323, 328, 646, 697, 779, 1213, 1292, 1394, 1558, 2426, 2584, 2788, 3116, 4852, 5576, 6232, 9704, 13243, 20621, 23047, 26486, 41242, 46094, 49733, 52972, 82484, 92188, 99466, 105944, 164968, 184376, 198932, 391799, 397864, 783598, 845461, 944927, 1567196, 1690922, 1889854, 3134392, 3381844, 3779708, 6763688, 7559416, 16063759, 32127518, 64255036, 128510072]

約数ペア:

[(1, 128510072), (2, 64255036), (4, 32127518), (8, 16063759), (17, 7559416), (19, 6763688), (34, 3779708), (38, 3381844), (41, 3134392), (68, 1889854), (76, 1690922), (82, 1567196), (136, 944927), (152, 845461), (164, 783598), (323, 397864), (328, 391799), (646, 198932), (697, 184376), (779, 164968), (1213, 105944), (1292, 99466), (1394, 92188), (1558, 82484), (2426, 52972), (2584, 49733), (2788, 46094), (3116, 41242), (4852, 26486), (5576, 23047), (6232, 20621), (9704, 13243)]