65819740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1499

約数の個数: 72

約数和(自身を含む): 164324160

約数和(自身を除く): 98504420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1429, 1645, 2303, 2858, 3290, 4606, 5716, 6580, 7145, 9212, 10003, 11515, 14290, 20006, 23030, 28580, 40012, 46060, 50015, 67163, 70021, 100030, 134326, 140042, 200060, 268652, 280084, 335815, 350105, 470141, 671630, 700210, 940282, 1343260, 1400420, 1880564, 2350705, 3290987, 4701410, 6581974, 9402820, 13163948, 16454935, 32909870, 65819740]

約数ペア:

[(1, 65819740), (2, 32909870), (4, 16454935), (5, 13163948), (7, 9402820), (10, 6581974), (14, 4701410), (20, 3290987), (28, 2350705), (35, 1880564), (47, 1400420), (49, 1343260), (70, 940282), (94, 700210), (98, 671630), (140, 470141), (188, 350105), (196, 335815), (235, 280084), (245, 268652), (329, 200060), (470, 140042), (490, 134326), (658, 100030), (940, 70021), (980, 67163), (1316, 50015), (1429, 46060), (1645, 40012), (2303, 28580), (2858, 23030), (3290, 20006), (4606, 14290), (5716, 11515), (6580, 10003), (7145, 9212)]