152874640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61643}}^1$

素因数の和:61687

約数の個数: 40

約数和(自身を含む): 366905088

約数和(自身を除く): 214030448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 61643, 123286, 246572, 308215, 493144, 616430, 986288, 1232860, 1910933, 2465720, 3821866, 4931440, 7643732, 9554665, 15287464, 19109330, 30574928, 38218660, 76437320, 152874640]

約数ペア:

[(1, 152874640), (2, 76437320), (4, 38218660), (5, 30574928), (8, 19109330), (10, 15287464), (16, 9554665), (20, 7643732), (31, 4931440), (40, 3821866), (62, 2465720), (80, 1910933), (124, 1232860), (155, 986288), (248, 616430), (310, 493144), (496, 308215), (620, 246572), (1240, 123286), (2480, 61643)]