128518096

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67499}}^1$

素因数の和:67531

約数の個数: 40

約数和(自身を含む): 301320000

約数和(自身を除く): 172801904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 67499, 134998, 269996, 472493, 539992, 944986, 1079984, 1147483, 1889972, 2294966, 3779944, 4589932, 7559888, 8032381, 9179864, 16064762, 18359728, 32129524, 64259048, 128518096]

約数ペア:

[(1, 128518096), (2, 64259048), (4, 32129524), (7, 18359728), (8, 16064762), (14, 9179864), (16, 8032381), (17, 7559888), (28, 4589932), (34, 3779944), (56, 2294966), (68, 1889972), (112, 1147483), (119, 1079984), (136, 944986), (238, 539992), (272, 472493), (476, 269996), (952, 134998), (1904, 67499)]