128395696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3350

約数の個数: 80

約数和(自身を含む): 309542688

約数和(自身を除く): 181146992

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2288, 2431, 2992, 3301, 3536, 4862, 6602, 9724, 13204, 19448, 26408, 36311, 38896, 42913, 52816, 56117, 72622, 85826, 112234, 145244, 171652, 224468, 290488, 343304, 448936, 472043, 580976, 617287, 686608, 729521, 897872, 944086, 1234574, 1459042, 1888172, 2469148, 2918084, 3776344, 4938296, 5836168, 7552688, 8024731, 9876592, 11672336, 16049462, 32098924, 64197848, 128395696]

約数ペア:

[(1, 128395696), (2, 64197848), (4, 32098924), (8, 16049462), (11, 11672336), (13, 9876592), (16, 8024731), (17, 7552688), (22, 5836168), (26, 4938296), (34, 3776344), (44, 2918084), (52, 2469148), (68, 1888172), (88, 1459042), (104, 1234574), (136, 944086), (143, 897872), (176, 729521), (187, 686608), (208, 617287), (221, 580976), (272, 472043), (286, 448936), (374, 343304), (442, 290488), (572, 224468), (748, 171652), (884, 145244), (1144, 112234), (1496, 85826), (1768, 72622), (2288, 56117), (2431, 52816), (2992, 42913), (3301, 38896), (3536, 36311), (4862, 26408), (6602, 19448), (9724, 13204)]