199972696

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4544

約数の個数: 64

約数和(自身を含む): 473978880

約数和(自身を除く): 274006184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 73, 77, 88, 146, 154, 292, 308, 511, 584, 616, 803, 1022, 1606, 2044, 3212, 4088, 4447, 5621, 6424, 8894, 11242, 17788, 22484, 31129, 35576, 44968, 48917, 62258, 97834, 124516, 195668, 249032, 324631, 342419, 391336, 649262, 684838, 1298524, 1369676, 2272417, 2597048, 2739352, 3570941, 4544834, 7141882, 9089668, 14283764, 18179336, 24996587, 28567528, 49993174, 99986348, 199972696]

約数ペア:

[(1, 199972696), (2, 99986348), (4, 49993174), (7, 28567528), (8, 24996587), (11, 18179336), (14, 14283764), (22, 9089668), (28, 7141882), (44, 4544834), (56, 3570941), (73, 2739352), (77, 2597048), (88, 2272417), (146, 1369676), (154, 1298524), (292, 684838), (308, 649262), (511, 391336), (584, 342419), (616, 324631), (803, 249032), (1022, 195668), (1606, 124516), (2044, 97834), (3212, 62258), (4088, 48917), (4447, 44968), (5621, 35576), (6424, 31129), (8894, 22484), (11242, 17788)]