78701312

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 166397952

約数和(自身を除く): 87696640

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 211, 248, 256, 376, 422, 496, 752, 844, 992, 1457, 1504, 1688, 1984, 2914, 3008, 3376, 3968, 5828, 6016, 6541, 6752, 7936, 9917, 11656, 12032, 13082, 13504, 19834, 23312, 26164, 27008, 39668, 46624, 52328, 54016, 79336, 93248, 104656, 158672, 186496, 209312, 307427, 317344, 372992, 418624, 614854, 634688, 837248, 1229708, 1269376, 1674496, 2459416, 2538752, 4918832, 9837664, 19675328, 39350656, 78701312]

約数ペア:

[(1, 78701312), (2, 39350656), (4, 19675328), (8, 9837664), (16, 4918832), (31, 2538752), (32, 2459416), (47, 1674496), (62, 1269376), (64, 1229708), (94, 837248), (124, 634688), (128, 614854), (188, 418624), (211, 372992), (248, 317344), (256, 307427), (376, 209312), (422, 186496), (496, 158672), (752, 104656), (844, 93248), (992, 79336), (1457, 54016), (1504, 52328), (1688, 46624), (1984, 39668), (2914, 27008), (3008, 26164), (3376, 23312), (3968, 19834), (5828, 13504), (6016, 13082), (6541, 12032), (6752, 11656), (7936, 9917)]