20197683650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2719}}^1$

素因数の和:2916

約数の個数: 96

約数和(自身を含む): 40068864000

約数和(自身を除く): 19871180350

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 109, 145, 218, 235, 290, 470, 545, 725, 1090, 1175, 1363, 1450, 2350, 2719, 2725, 2726, 3161, 5123, 5438, 5450, 6322, 6815, 10246, 13595, 13630, 15805, 25615, 27190, 31610, 34075, 51230, 67975, 68150, 78851, 79025, 127793, 128075, 135950, 148567, 157702, 158050, 255586, 256150, 296371, 297134, 394255, 592742, 638965, 742835, 788510, 1277930, 1481855, 1485670, 1971275, 2963710, 3194825, 3705997, 3714175, 3942550, 6389650, 7409275, 7411994, 7428350, 8594759, 13929437, 14818550, 17189518, 18529985, 27858874, 37059970, 42973795, 69647185, 85947590, 92649925, 139294370, 185299850, 214868975, 348235925, 403953673, 429737950, 696471850, 807907346, 2019768365, 4039536730, 10098841825, 20197683650]

約数ペア:

[(1, 20197683650), (2, 10098841825), (5, 4039536730), (10, 2019768365), (25, 807907346), (29, 696471850), (47, 429737950), (50, 403953673), (58, 348235925), (94, 214868975), (109, 185299850), (145, 139294370), (218, 92649925), (235, 85947590), (290, 69647185), (470, 42973795), (545, 37059970), (725, 27858874), (1090, 18529985), (1175, 17189518), (1363, 14818550), (1450, 13929437), (2350, 8594759), (2719, 7428350), (2725, 7411994), (2726, 7409275), (3161, 6389650), (5123, 3942550), (5438, 3714175), (5450, 3705997), (6322, 3194825), (6815, 2963710), (10246, 1971275), (13595, 1485670), (13630, 1481855), (15805, 1277930), (25615, 788510), (27190, 742835), (31610, 638965), (34075, 592742), (51230, 394255), (67975, 297134), (68150, 296371), (78851, 256150), (79025, 255586), (127793, 158050), (128075, 157702), (135950, 148567)]