72077728

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 148006656

約数和(自身を除く): 75928928

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 113, 124, 226, 248, 452, 496, 643, 904, 992, 1286, 1808, 2572, 3503, 3616, 5144, 7006, 10288, 14012, 19933, 20576, 28024, 39866, 56048, 72659, 79732, 112096, 145318, 159464, 290636, 318928, 581272, 637856, 1162544, 2252429, 2325088, 4504858, 9009716, 18019432, 36038864, 72077728]

約数ペア:

[(1, 72077728), (2, 36038864), (4, 18019432), (8, 9009716), (16, 4504858), (31, 2325088), (32, 2252429), (62, 1162544), (113, 637856), (124, 581272), (226, 318928), (248, 290636), (452, 159464), (496, 145318), (643, 112096), (904, 79732), (992, 72659), (1286, 56048), (1808, 39866), (2572, 28024), (3503, 20576), (3616, 19933), (5144, 14012), (7006, 10288)]