87500070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{138889}}^1$

素因数の和:138909

約数の個数: 48

約数和(自身を含む): 260002080

約数和(自身を除く): 172502010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 138889, 277778, 416667, 694445, 833334, 972223, 1250001, 1388890, 1944446, 2083335, 2500002, 2916669, 4166670, 4861115, 5833338, 6250005, 8750007, 9722230, 12500010, 14583345, 17500014, 29166690, 43750035, 87500070]

約数ペア:

[(1, 87500070), (2, 43750035), (3, 29166690), (5, 17500014), (6, 14583345), (7, 12500010), (9, 9722230), (10, 8750007), (14, 6250005), (15, 5833338), (18, 4861115), (21, 4166670), (30, 2916669), (35, 2500002), (42, 2083335), (45, 1944446), (63, 1388890), (70, 1250001), (90, 972223), (105, 833334), (126, 694445), (210, 416667), (315, 277778), (630, 138889)]