85380780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{317}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 243453168

約数和(自身を除く): 158072388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 317, 335, 402, 634, 670, 804, 951, 1005, 1268, 1340, 1585, 1902, 2010, 3170, 3804, 4020, 4489, 4755, 6340, 8978, 9510, 13467, 17956, 19020, 21239, 22445, 26934, 42478, 44890, 53868, 63717, 67335, 84956, 89780, 106195, 127434, 134670, 212390, 254868, 269340, 318585, 424780, 637170, 1274340, 1423013, 2846026, 4269039, 5692052, 7115065, 8538078, 14230130, 17076156, 21345195, 28460260, 42690390, 85380780]

約数ペア:

[(1, 85380780), (2, 42690390), (3, 28460260), (4, 21345195), (5, 17076156), (6, 14230130), (10, 8538078), (12, 7115065), (15, 5692052), (20, 4269039), (30, 2846026), (60, 1423013), (67, 1274340), (134, 637170), (201, 424780), (268, 318585), (317, 269340), (335, 254868), (402, 212390), (634, 134670), (670, 127434), (804, 106195), (951, 89780), (1005, 84956), (1268, 67335), (1340, 63717), (1585, 53868), (1902, 44890), (2010, 42478), (3170, 26934), (3804, 22445), (4020, 21239), (4489, 19020), (4755, 17956), (6340, 13467), (8978, 9510)]