16213223450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{823}}^1$

素因数の和:1176

約数の個数: 96

約数和(自身を含む): 32277398400

約数和(自身を除く): 16064174950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 178, 190, 233, 445, 466, 475, 823, 890, 950, 1165, 1646, 1691, 2225, 2330, 3382, 4115, 4427, 4450, 5825, 8230, 8455, 8854, 11650, 15637, 16910, 20575, 20737, 22135, 31274, 41150, 41474, 42275, 44270, 73247, 78185, 84550, 103685, 110675, 146494, 156370, 191759, 207370, 221350, 366235, 383518, 390925, 394003, 518425, 732470, 781850, 788006, 958795, 1036850, 1391693, 1831175, 1917590, 1970015, 2783386, 3643421, 3662350, 3940030, 4793975, 6958465, 7286842, 9587950, 9850075, 13916930, 17066551, 18217105, 19700150, 34133102, 34792325, 36434210, 69584650, 85332755, 91085525, 170665510, 182171050, 324264469, 426663775, 648528938, 853327550, 1621322345, 3242644690, 8106611725, 16213223450]

約数ペア:

[(1, 16213223450), (2, 8106611725), (5, 3242644690), (10, 1621322345), (19, 853327550), (25, 648528938), (38, 426663775), (50, 324264469), (89, 182171050), (95, 170665510), (178, 91085525), (190, 85332755), (233, 69584650), (445, 36434210), (466, 34792325), (475, 34133102), (823, 19700150), (890, 18217105), (950, 17066551), (1165, 13916930), (1646, 9850075), (1691, 9587950), (2225, 7286842), (2330, 6958465), (3382, 4793975), (4115, 3940030), (4427, 3662350), (4450, 3643421), (5825, 2783386), (8230, 1970015), (8455, 1917590), (8854, 1831175), (11650, 1391693), (15637, 1036850), (16910, 958795), (20575, 788006), (20737, 781850), (22135, 732470), (31274, 518425), (41150, 394003), (41474, 390925), (42275, 383518), (44270, 366235), (73247, 221350), (78185, 207370), (84550, 191759), (103685, 156370), (110675, 146494)]