78013600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13931}}^1$

素因数の和:13958

約数の個数: 72

約数和(自身を含む): 217673568

約数和(自身を除く): 139659968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 13931, 27862, 55724, 69655, 97517, 111448, 139310, 195034, 222896, 278620, 348275, 390068, 445792, 487585, 557240, 696550, 780136, 975170, 1114480, 1393100, 1560272, 1950340, 2228960, 2437925, 2786200, 3120544, 3900680, 4875850, 5572400, 7801360, 9751700, 11144800, 15602720, 19503400, 39006800, 78013600]

約数ペア:

[(1, 78013600), (2, 39006800), (4, 19503400), (5, 15602720), (7, 11144800), (8, 9751700), (10, 7801360), (14, 5572400), (16, 4875850), (20, 3900680), (25, 3120544), (28, 2786200), (32, 2437925), (35, 2228960), (40, 1950340), (50, 1560272), (56, 1393100), (70, 1114480), (80, 975170), (100, 780136), (112, 696550), (140, 557240), (160, 487585), (175, 445792), (200, 390068), (224, 348275), (280, 278620), (350, 222896), (400, 195034), (560, 139310), (700, 111448), (800, 97517), (1120, 69655), (1400, 55724), (2800, 27862), (5600, 13931)]