205532912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 443013312

約数和(自身を除く): 237480400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 97, 104, 122, 167, 194, 208, 244, 334, 388, 488, 668, 776, 793, 976, 1261, 1336, 1552, 1586, 2171, 2522, 2672, 3172, 4342, 5044, 5917, 6344, 8684, 10088, 10187, 11834, 12688, 16199, 17368, 20176, 20374, 23668, 32398, 34736, 40748, 47336, 64796, 76921, 81496, 94672, 129592, 132431, 153842, 162992, 210587, 259184, 264862, 307684, 421174, 529724, 615368, 842348, 988139, 1059448, 1230736, 1684696, 1976278, 2118896, 3369392, 3952556, 7905112, 12845807, 15810224, 25691614, 51383228, 102766456, 205532912]

約数ペア:

[(1, 205532912), (2, 102766456), (4, 51383228), (8, 25691614), (13, 15810224), (16, 12845807), (26, 7905112), (52, 3952556), (61, 3369392), (97, 2118896), (104, 1976278), (122, 1684696), (167, 1230736), (194, 1059448), (208, 988139), (244, 842348), (334, 615368), (388, 529724), (488, 421174), (668, 307684), (776, 264862), (793, 259184), (976, 210587), (1261, 162992), (1336, 153842), (1552, 132431), (1586, 129592), (2171, 94672), (2522, 81496), (2672, 76921), (3172, 64796), (4342, 47336), (5044, 40748), (5917, 34736), (6344, 32398), (8684, 23668), (10088, 20374), (10187, 20176), (11834, 17368), (12688, 16199)]