203205248

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 423601920

約数和(自身を除く): 220396672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 332, 496, 617, 664, 992, 1234, 1328, 1984, 2468, 2573, 2656, 3968, 4936, 5146, 5312, 9872, 10292, 10624, 19127, 19744, 20584, 38254, 39488, 41168, 51211, 76508, 78976, 82336, 102422, 153016, 164672, 204844, 306032, 329344, 409688, 612064, 819376, 1224128, 1587541, 1638752, 2448256, 3175082, 3277504, 6350164, 6555008, 12700328, 25400656, 50801312, 101602624, 203205248]

約数ペア:

[(1, 203205248), (2, 101602624), (4, 50801312), (8, 25400656), (16, 12700328), (31, 6555008), (32, 6350164), (62, 3277504), (64, 3175082), (83, 2448256), (124, 1638752), (128, 1587541), (166, 1224128), (248, 819376), (332, 612064), (496, 409688), (617, 329344), (664, 306032), (992, 204844), (1234, 164672), (1328, 153016), (1984, 102422), (2468, 82336), (2573, 78976), (2656, 76508), (3968, 51211), (4936, 41168), (5146, 39488), (5312, 38254), (9872, 20584), (10292, 19744), (10624, 19127)]