79399600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{4051}}^1$

素因数の和:4083

約数の個数: 90

約数和(自身を含む): 221956404

約数和(自身を除く): 142556804

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4051, 4900, 8102, 9800, 16204, 19600, 20255, 28357, 32408, 40510, 56714, 64816, 81020, 101275, 113428, 141785, 162040, 198499, 202550, 226856, 283570, 324080, 396998, 405100, 453712, 567140, 708925, 793996, 810200, 992495, 1134280, 1417850, 1587992, 1620400, 1984990, 2268560, 2835700, 3175984, 3969980, 4962475, 5671400, 7939960, 9924950, 11342800, 15879920, 19849900, 39699800, 79399600]

約数ペア:

[(1, 79399600), (2, 39699800), (4, 19849900), (5, 15879920), (7, 11342800), (8, 9924950), (10, 7939960), (14, 5671400), (16, 4962475), (20, 3969980), (25, 3175984), (28, 2835700), (35, 2268560), (40, 1984990), (49, 1620400), (50, 1587992), (56, 1417850), (70, 1134280), (80, 992495), (98, 810200), (100, 793996), (112, 708925), (140, 567140), (175, 453712), (196, 405100), (200, 396998), (245, 324080), (280, 283570), (350, 226856), (392, 202550), (400, 198499), (490, 162040), (560, 141785), (700, 113428), (784, 101275), (980, 81020), (1225, 64816), (1400, 56714), (1960, 40510), (2450, 32408), (2800, 28357), (3920, 20255), (4051, 19600), (4900, 16204), (8102, 9800)]