77609680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51059}}^1$

素因数の和:51091

約数の個数: 40

約数和(自身を含む): 189943200

約数和(自身を除く): 112333520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 51059, 102118, 204236, 255295, 408472, 510590, 816944, 970121, 1021180, 1940242, 2042360, 3880484, 4084720, 4850605, 7760968, 9701210, 15521936, 19402420, 38804840, 77609680]

約数ペア:

[(1, 77609680), (2, 38804840), (4, 19402420), (5, 15521936), (8, 9701210), (10, 7760968), (16, 4850605), (19, 4084720), (20, 3880484), (38, 2042360), (40, 1940242), (76, 1021180), (80, 970121), (95, 816944), (152, 510590), (190, 408472), (304, 255295), (380, 204236), (760, 102118), (1520, 51059)]