409355872

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4877}}^1$

素因数の和:4991

約数の個数: 48

約数和(自身を含む): 838352592

約数和(自身を除く): 428996720

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1376, 1952, 2623, 4877, 5246, 9754, 10492, 19508, 20984, 39016, 41968, 78032, 83936, 156064, 209711, 297497, 419422, 594994, 838844, 1189988, 1677688, 2379976, 3355376, 4759952, 6710752, 9519904, 12792371, 25584742, 51169484, 102338968, 204677936, 409355872]

約数ペア:

[(1, 409355872), (2, 204677936), (4, 102338968), (8, 51169484), (16, 25584742), (32, 12792371), (43, 9519904), (61, 6710752), (86, 4759952), (122, 3355376), (172, 2379976), (244, 1677688), (344, 1189988), (488, 838844), (688, 594994), (976, 419422), (1376, 297497), (1952, 209711), (2623, 156064), (4877, 83936), (5246, 78032), (9754, 41968), (10492, 39016), (19508, 20984)]