151505020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2333}}^1$

素因数の和:2550

約数の個数: 48

約数和(自身を含む): 338784768

約数和(自身を除く): 187279748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 764, 955, 1910, 2333, 3247, 3820, 4666, 6494, 9332, 11665, 12988, 16235, 23330, 32470, 39661, 46660, 64940, 79322, 158644, 198305, 396610, 445603, 793220, 891206, 1782412, 2228015, 4456030, 7575251, 8912060, 15150502, 30301004, 37876255, 75752510, 151505020]

約数ペア:

[(1, 151505020), (2, 75752510), (4, 37876255), (5, 30301004), (10, 15150502), (17, 8912060), (20, 7575251), (34, 4456030), (68, 2228015), (85, 1782412), (170, 891206), (191, 793220), (340, 445603), (382, 396610), (764, 198305), (955, 158644), (1910, 79322), (2333, 64940), (3247, 46660), (3820, 39661), (4666, 32470), (6494, 23330), (9332, 16235), (11665, 12988)]