160921904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1246

約数の個数: 80

約数和(自身を含む): 372621984

約数和(自身を除く): 211700080

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 61, 88, 104, 122, 143, 176, 208, 244, 286, 488, 572, 671, 793, 976, 1144, 1153, 1342, 1586, 2288, 2306, 2684, 3172, 4612, 5368, 6344, 8723, 9224, 10736, 12683, 12688, 14989, 17446, 18448, 25366, 29978, 34892, 50732, 59956, 69784, 70333, 101464, 119912, 139568, 140666, 164879, 202928, 239824, 281332, 329758, 562664, 659516, 773663, 914329, 1125328, 1319032, 1547326, 1828658, 2638064, 3094652, 3657316, 6189304, 7314632, 10057619, 12378608, 14629264, 20115238, 40230476, 80460952, 160921904]

約数ペア:

[(1, 160921904), (2, 80460952), (4, 40230476), (8, 20115238), (11, 14629264), (13, 12378608), (16, 10057619), (22, 7314632), (26, 6189304), (44, 3657316), (52, 3094652), (61, 2638064), (88, 1828658), (104, 1547326), (122, 1319032), (143, 1125328), (176, 914329), (208, 773663), (244, 659516), (286, 562664), (488, 329758), (572, 281332), (671, 239824), (793, 202928), (976, 164879), (1144, 140666), (1153, 139568), (1342, 119912), (1586, 101464), (2288, 70333), (2306, 69784), (2684, 59956), (3172, 50732), (4612, 34892), (5368, 29978), (6344, 25366), (8723, 18448), (9224, 17446), (10736, 14989), (12683, 12688)]