20899901050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{20443}}^1$

素因数の和:20612

約数の個数: 96

約数和(自身を含む): 46726152192

約数和(自身を除く): 25826251142

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 127, 161, 175, 230, 254, 322, 350, 575, 635, 805, 889, 1150, 1270, 1610, 1778, 2921, 3175, 4025, 4445, 5842, 6350, 8050, 8890, 14605, 20443, 20447, 22225, 29210, 40886, 40894, 44450, 73025, 102215, 102235, 143101, 146050, 204430, 204470, 286202, 470189, 511075, 511175, 715505, 940378, 1022150, 1022350, 1431010, 2350945, 2596261, 3291323, 3577525, 4701890, 5192522, 6582646, 7155050, 11754725, 12981305, 16456615, 18173827, 23509450, 25962610, 32913230, 36347654, 59714003, 64906525, 82283075, 90869135, 119428006, 129813050, 164566150, 181738270, 298570015, 417998021, 454345675, 597140030, 835996042, 908691350, 1492850075, 2089990105, 2985700150, 4179980210, 10449950525, 20899901050]

約数ペア:

[(1, 20899901050), (2, 10449950525), (5, 4179980210), (7, 2985700150), (10, 2089990105), (14, 1492850075), (23, 908691350), (25, 835996042), (35, 597140030), (46, 454345675), (50, 417998021), (70, 298570015), (115, 181738270), (127, 164566150), (161, 129813050), (175, 119428006), (230, 90869135), (254, 82283075), (322, 64906525), (350, 59714003), (575, 36347654), (635, 32913230), (805, 25962610), (889, 23509450), (1150, 18173827), (1270, 16456615), (1610, 12981305), (1778, 11754725), (2921, 7155050), (3175, 6582646), (4025, 5192522), (4445, 4701890), (5842, 3577525), (6350, 3291323), (8050, 2596261), (8890, 2350945), (14605, 1431010), (20443, 1022350), (20447, 1022150), (22225, 940378), (29210, 715505), (40886, 511175), (40894, 511075), (44450, 470189), (73025, 286202), (102215, 204470), (102235, 204430), (143101, 146050)]