997794725

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 1323129600

約数和(自身を除く): 325334875

約数列:

[1, 5, 25, 37, 47, 59, 185, 235, 295, 389, 925, 1175, 1475, 1739, 1945, 2183, 2773, 8695, 9725, 10915, 13865, 14393, 18283, 22951, 43475, 54575, 69325, 71965, 91415, 102601, 114755, 359825, 457075, 513005, 573775, 676471, 849187, 1078697, 2565025, 3382355, 4245935, 5393485, 16911775, 21229675, 26967425, 39911789, 199558945, 997794725]

約数ペア:

[(1, 997794725), (5, 199558945), (25, 39911789), (37, 26967425), (47, 21229675), (59, 16911775), (185, 5393485), (235, 4245935), (295, 3382355), (389, 2565025), (925, 1078697), (1175, 849187), (1475, 676471), (1739, 573775), (1945, 513005), (2183, 457075), (2773, 359825), (8695, 114755), (9725, 102601), (10915, 91415), (13865, 71965), (14393, 69325), (18283, 54575), (22951, 43475)]