31062800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1080

約数の個数: 60

約数和(自身を含む): 75649920

約数和(自身を除く): 44587120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 983, 1264, 1580, 1966, 1975, 3160, 3932, 3950, 4915, 6320, 7864, 7900, 9830, 15728, 15800, 19660, 24575, 31600, 39320, 49150, 77657, 78640, 98300, 155314, 196600, 310628, 388285, 393200, 621256, 776570, 1242512, 1553140, 1941425, 3106280, 3882850, 6212560, 7765700, 15531400, 31062800]

約数ペア:

[(1, 31062800), (2, 15531400), (4, 7765700), (5, 6212560), (8, 3882850), (10, 3106280), (16, 1941425), (20, 1553140), (25, 1242512), (40, 776570), (50, 621256), (79, 393200), (80, 388285), (100, 310628), (158, 196600), (200, 155314), (316, 98300), (395, 78640), (400, 77657), (632, 49150), (790, 39320), (983, 31600), (1264, 24575), (1580, 19660), (1966, 15800), (1975, 15728), (3160, 9830), (3932, 7900), (3950, 7864), (4915, 6320)]