717505550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:490

約数の個数: 72

約数和(自身を含む): 1424123136

約数和(自身を除く): 706617586

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 127, 190, 254, 313, 361, 475, 626, 635, 722, 950, 1270, 1565, 1805, 2413, 3130, 3175, 3610, 4826, 5947, 6350, 7825, 9025, 11894, 12065, 15650, 18050, 24130, 29735, 39751, 45847, 59470, 60325, 79502, 91694, 112993, 120650, 148675, 198755, 225986, 229235, 297350, 397510, 458470, 564965, 755269, 993775, 1129930, 1146175, 1510538, 1987550, 2292350, 2824825, 3776345, 5649650, 7552690, 14350111, 18881725, 28700222, 37763450, 71750555, 143501110, 358752775, 717505550]

約数ペア:

[(1, 717505550), (2, 358752775), (5, 143501110), (10, 71750555), (19, 37763450), (25, 28700222), (38, 18881725), (50, 14350111), (95, 7552690), (127, 5649650), (190, 3776345), (254, 2824825), (313, 2292350), (361, 1987550), (475, 1510538), (626, 1146175), (635, 1129930), (722, 993775), (950, 755269), (1270, 564965), (1565, 458470), (1805, 397510), (2413, 297350), (3130, 229235), (3175, 225986), (3610, 198755), (4826, 148675), (5947, 120650), (6350, 112993), (7825, 91694), (9025, 79502), (11894, 60325), (12065, 59470), (15650, 45847), (18050, 39751), (24130, 29735)]