25347700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{739}}^1$

素因数の和:774

約数の個数: 72

約数和(自身を含む): 64232000

約数和(自身を除く): 38884300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 739, 980, 1225, 1372, 1478, 1715, 2450, 2956, 3430, 3695, 4900, 5173, 6860, 7390, 8575, 10346, 14780, 17150, 18475, 20692, 25865, 34300, 36211, 36950, 51730, 72422, 73900, 103460, 129325, 144844, 181055, 253477, 258650, 362110, 506954, 517300, 724220, 905275, 1013908, 1267385, 1810550, 2534770, 3621100, 5069540, 6336925, 12673850, 25347700]

約数ペア:

[(1, 25347700), (2, 12673850), (4, 6336925), (5, 5069540), (7, 3621100), (10, 2534770), (14, 1810550), (20, 1267385), (25, 1013908), (28, 905275), (35, 724220), (49, 517300), (50, 506954), (70, 362110), (98, 258650), (100, 253477), (140, 181055), (175, 144844), (196, 129325), (245, 103460), (343, 73900), (350, 72422), (490, 51730), (686, 36950), (700, 36211), (739, 34300), (980, 25865), (1225, 20692), (1372, 18475), (1478, 17150), (1715, 14780), (2450, 10346), (2956, 8575), (3430, 7390), (3695, 6860), (4900, 5173)]