199953424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 436043520

約数和(自身を除く): 236090096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 79, 88, 146, 158, 176, 197, 292, 316, 394, 584, 632, 788, 803, 869, 1168, 1264, 1576, 1606, 1738, 2167, 3152, 3212, 3476, 4334, 5767, 6424, 6952, 8668, 11534, 12848, 13904, 14381, 15563, 17336, 23068, 28762, 31126, 34672, 46136, 57524, 62252, 63437, 92272, 115048, 124504, 126874, 158191, 171193, 230096, 249008, 253748, 316382, 342386, 507496, 632764, 684772, 1014992, 1136099, 1265528, 1369544, 2272198, 2531056, 2739088, 4544396, 9088792, 12497089, 18177584, 24994178, 49988356, 99976712, 199953424]

約数ペア:

[(1, 199953424), (2, 99976712), (4, 49988356), (8, 24994178), (11, 18177584), (16, 12497089), (22, 9088792), (44, 4544396), (73, 2739088), (79, 2531056), (88, 2272198), (146, 1369544), (158, 1265528), (176, 1136099), (197, 1014992), (292, 684772), (316, 632764), (394, 507496), (584, 342386), (632, 316382), (788, 253748), (803, 249008), (869, 230096), (1168, 171193), (1264, 158191), (1576, 126874), (1606, 124504), (1738, 115048), (2167, 92272), (3152, 63437), (3212, 62252), (3476, 57524), (4334, 46136), (5767, 34672), (6424, 31126), (6952, 28762), (8668, 23068), (11534, 17336), (12848, 15563), (13904, 14381)]