25090100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 63204288

約数和(自身を除く): 38114188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 175, 292, 350, 365, 491, 511, 700, 730, 982, 1022, 1460, 1825, 1964, 2044, 2455, 2555, 3437, 3650, 4910, 5110, 6874, 7300, 9820, 10220, 12275, 12775, 13748, 17185, 24550, 25550, 34370, 35843, 49100, 51100, 68740, 71686, 85925, 143372, 171850, 179215, 250901, 343700, 358430, 501802, 716860, 896075, 1003604, 1254505, 1792150, 2509010, 3584300, 5018020, 6272525, 12545050, 25090100]

約数ペア:

[(1, 25090100), (2, 12545050), (4, 6272525), (5, 5018020), (7, 3584300), (10, 2509010), (14, 1792150), (20, 1254505), (25, 1003604), (28, 896075), (35, 716860), (50, 501802), (70, 358430), (73, 343700), (100, 250901), (140, 179215), (146, 171850), (175, 143372), (292, 85925), (350, 71686), (365, 68740), (491, 51100), (511, 49100), (700, 35843), (730, 34370), (982, 25550), (1022, 24550), (1460, 17185), (1825, 13748), (1964, 12775), (2044, 12275), (2455, 10220), (2555, 9820), (3437, 7300), (3650, 6874), (4910, 5110)]