9995300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 25206720

約数和(自身を除く): 15211420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 131, 140, 175, 218, 262, 350, 436, 524, 545, 655, 700, 763, 917, 1090, 1310, 1526, 1834, 2180, 2620, 2725, 3052, 3275, 3668, 3815, 4585, 5450, 6550, 7630, 9170, 10900, 13100, 14279, 15260, 18340, 19075, 22925, 28558, 38150, 45850, 57116, 71395, 76300, 91700, 99953, 142790, 199906, 285580, 356975, 399812, 499765, 713950, 999530, 1427900, 1999060, 2498825, 4997650, 9995300]

約数ペア:

[(1, 9995300), (2, 4997650), (4, 2498825), (5, 1999060), (7, 1427900), (10, 999530), (14, 713950), (20, 499765), (25, 399812), (28, 356975), (35, 285580), (50, 199906), (70, 142790), (100, 99953), (109, 91700), (131, 76300), (140, 71395), (175, 57116), (218, 45850), (262, 38150), (350, 28558), (436, 22925), (524, 19075), (545, 18340), (655, 15260), (700, 14279), (763, 13100), (917, 10900), (1090, 9170), (1310, 7630), (1526, 6550), (1834, 5450), (2180, 4585), (2620, 3815), (2725, 3668), (3052, 3275)]