181213030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{25999}}^1$

素因数の和:26064

約数の個数: 32

約数和(自身を含む): 353808000

約数和(自身を除く): 172594970

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 25999, 51998, 129995, 259990, 441983, 883966, 1065959, 2131918, 2209915, 4419830, 5329795, 10659590, 18121303, 36242606, 90606515, 181213030]

約数ペア:

[(1, 181213030), (2, 90606515), (5, 36242606), (10, 18121303), (17, 10659590), (34, 5329795), (41, 4419830), (82, 2209915), (85, 2131918), (170, 1065959), (205, 883966), (410, 441983), (697, 259990), (1394, 129995), (3485, 51998), (6970, 25999)]