20195335900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{12227}}^1$

素因数の和:12523

約数の個数: 72

約数和(自身を含む): 44578396800

約数和(自身を除く): 24383060900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 199, 332, 398, 415, 796, 830, 995, 1660, 1990, 2075, 3980, 4150, 4975, 8300, 9950, 12227, 16517, 19900, 24454, 33034, 48908, 61135, 66068, 82585, 122270, 165170, 244540, 305675, 330340, 412925, 611350, 825850, 1014841, 1222700, 1651700, 2029682, 2433173, 4059364, 4866346, 5074205, 9732692, 10148410, 12165865, 20296820, 24331730, 25371025, 48663460, 50742050, 60829325, 101484100, 121658650, 201953359, 243317300, 403906718, 807813436, 1009766795, 2019533590, 4039067180, 5048833975, 10097667950, 20195335900]

約数ペア:

[(1, 20195335900), (2, 10097667950), (4, 5048833975), (5, 4039067180), (10, 2019533590), (20, 1009766795), (25, 807813436), (50, 403906718), (83, 243317300), (100, 201953359), (166, 121658650), (199, 101484100), (332, 60829325), (398, 50742050), (415, 48663460), (796, 25371025), (830, 24331730), (995, 20296820), (1660, 12165865), (1990, 10148410), (2075, 9732692), (3980, 5074205), (4150, 4866346), (4975, 4059364), (8300, 2433173), (9950, 2029682), (12227, 1651700), (16517, 1222700), (19900, 1014841), (24454, 825850), (33034, 611350), (48908, 412925), (61135, 330340), (66068, 305675), (82585, 244540), (122270, 165170)]