68905571584

素因数分解:

$2^8\times {\mathrm{163}}^1\times {\mathrm{379}}^1\times {\mathrm{4357}}^1$

素因数の和:4915

約数の個数: 72

約数和(自身を含む): 138782776160

約数和(自身を除く): 69877204576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 379, 652, 758, 1304, 1516, 2608, 3032, 4357, 5216, 6064, 8714, 10432, 12128, 17428, 20864, 24256, 34856, 41728, 48512, 61777, 69712, 97024, 123554, 139424, 247108, 278848, 494216, 557696, 710191, 988432, 1115392, 1420382, 1651303, 1976864, 2840764, 3302606, 3953728, 5681528, 6605212, 7907456, 11363056, 13210424, 15814912, 22726112, 26420848, 45452224, 52841696, 90904448, 105683392, 181808896, 211366784, 269162389, 422733568, 538324778, 1076649556, 2153299112, 4306598224, 8613196448, 17226392896, 34452785792, 68905571584]

約数ペア:

[(1, 68905571584), (2, 34452785792), (4, 17226392896), (8, 8613196448), (16, 4306598224), (32, 2153299112), (64, 1076649556), (128, 538324778), (163, 422733568), (256, 269162389), (326, 211366784), (379, 181808896), (652, 105683392), (758, 90904448), (1304, 52841696), (1516, 45452224), (2608, 26420848), (3032, 22726112), (4357, 15814912), (5216, 13210424), (6064, 11363056), (8714, 7907456), (10432, 6605212), (12128, 5681528), (17428, 3953728), (20864, 3302606), (24256, 2840764), (34856, 1976864), (41728, 1651303), (48512, 1420382), (61777, 1115392), (69712, 988432), (97024, 710191), (123554, 557696), (139424, 494216), (247108, 278848)]