131777920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10837}}^1$

素因数の和:10875

約数の個数: 64

約数和(自身を含む): 331642800

約数和(自身を除く): 199864880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 10837, 12160, 21674, 43348, 54185, 86696, 108370, 173392, 205903, 216740, 346784, 411806, 433480, 693568, 823612, 866960, 1029515, 1387136, 1647224, 1733920, 2059030, 3294448, 3467840, 4118060, 6588896, 6935680, 8236120, 13177792, 16472240, 26355584, 32944480, 65888960, 131777920]

約数ペア:

[(1, 131777920), (2, 65888960), (4, 32944480), (5, 26355584), (8, 16472240), (10, 13177792), (16, 8236120), (19, 6935680), (20, 6588896), (32, 4118060), (38, 3467840), (40, 3294448), (64, 2059030), (76, 1733920), (80, 1647224), (95, 1387136), (128, 1029515), (152, 866960), (160, 823612), (190, 693568), (304, 433480), (320, 411806), (380, 346784), (608, 216740), (640, 205903), (760, 173392), (1216, 108370), (1520, 86696), (2432, 54185), (3040, 43348), (6080, 21674), (10837, 12160)]