30997400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{3163}}^1$

素因数の和:3193

約数の個数: 72

約数和(自身を含む): 83861820

約数和(自身を除く): 52864420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 3163, 4900, 6326, 9800, 12652, 15815, 22141, 25304, 31630, 44282, 63260, 79075, 88564, 110705, 126520, 154987, 158150, 177128, 221410, 309974, 316300, 442820, 553525, 619948, 632600, 774935, 885640, 1107050, 1239896, 1549870, 2214100, 3099740, 3874675, 4428200, 6199480, 7749350, 15498700, 30997400]

約数ペア:

[(1, 30997400), (2, 15498700), (4, 7749350), (5, 6199480), (7, 4428200), (8, 3874675), (10, 3099740), (14, 2214100), (20, 1549870), (25, 1239896), (28, 1107050), (35, 885640), (40, 774935), (49, 632600), (50, 619948), (56, 553525), (70, 442820), (98, 316300), (100, 309974), (140, 221410), (175, 177128), (196, 158150), (200, 154987), (245, 126520), (280, 110705), (350, 88564), (392, 79075), (490, 63260), (700, 44282), (980, 31630), (1225, 25304), (1400, 22141), (1960, 15815), (2450, 12652), (3163, 9800), (4900, 6326)]