80425350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:902

約数の個数: 72

約数和(自身を含む): 217146072

約数和(自身を除く): 136720722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 313, 450, 571, 626, 939, 1142, 1565, 1713, 1878, 2817, 2855, 3130, 3426, 4695, 5139, 5634, 5710, 7825, 8565, 9390, 10278, 14085, 14275, 15650, 17130, 23475, 25695, 28170, 28550, 42825, 46950, 51390, 70425, 85650, 128475, 140850, 178723, 256950, 357446, 536169, 893615, 1072338, 1608507, 1787230, 2680845, 3217014, 4468075, 5361690, 8042535, 8936150, 13404225, 16085070, 26808450, 40212675, 80425350]

約数ペア:

[(1, 80425350), (2, 40212675), (3, 26808450), (5, 16085070), (6, 13404225), (9, 8936150), (10, 8042535), (15, 5361690), (18, 4468075), (25, 3217014), (30, 2680845), (45, 1787230), (50, 1608507), (75, 1072338), (90, 893615), (150, 536169), (225, 357446), (313, 256950), (450, 178723), (571, 140850), (626, 128475), (939, 85650), (1142, 70425), (1565, 51390), (1713, 46950), (1878, 42825), (2817, 28550), (2855, 28170), (3130, 25695), (3426, 23475), (4695, 17130), (5139, 15650), (5634, 14275), (5710, 14085), (7825, 10278), (8565, 9390)]