25709700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2053

約数の個数: 72

約数和(自身を含む): 76154848

約数和(自身を除く): 50445148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 1993, 2150, 2580, 3225, 3986, 4300, 5979, 6450, 7972, 9965, 11958, 12900, 19930, 23916, 29895, 39860, 49825, 59790, 85699, 99650, 119580, 149475, 171398, 199300, 257097, 298950, 342796, 428495, 514194, 597900, 856990, 1028388, 1285485, 1713980, 2142475, 2570970, 4284950, 5141940, 6427425, 8569900, 12854850, 25709700]

約数ペア:

[(1, 25709700), (2, 12854850), (3, 8569900), (4, 6427425), (5, 5141940), (6, 4284950), (10, 2570970), (12, 2142475), (15, 1713980), (20, 1285485), (25, 1028388), (30, 856990), (43, 597900), (50, 514194), (60, 428495), (75, 342796), (86, 298950), (100, 257097), (129, 199300), (150, 171398), (172, 149475), (215, 119580), (258, 99650), (300, 85699), (430, 59790), (516, 49825), (645, 39860), (860, 29895), (1075, 23916), (1290, 19930), (1993, 12900), (2150, 11958), (2580, 9965), (3225, 7972), (3986, 6450), (4300, 5979)]