28555995800

素因数分解:

$2^3\times 5^2\times {\mathrm{19751}}^1\times {\mathrm{7229}}^1$

素因数の和:26996

約数の個数: 48

約数和(自身を含む): 66405236400

約数和(自身を除く): 37849240600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 7229, 14458, 19751, 28916, 36145, 39502, 57832, 72290, 79004, 98755, 144580, 158008, 180725, 197510, 289160, 361450, 395020, 493775, 722900, 790040, 987550, 1445800, 1975100, 3950200, 142779979, 285559958, 571119916, 713899895, 1142239832, 1427799790, 2855599580, 3569499475, 5711199160, 7138998950, 14277997900, 28555995800]

約数ペア:

[(1, 28555995800), (2, 14277997900), (4, 7138998950), (5, 5711199160), (8, 3569499475), (10, 2855599580), (20, 1427799790), (25, 1142239832), (40, 713899895), (50, 571119916), (100, 285559958), (200, 142779979), (7229, 3950200), (14458, 1975100), (19751, 1445800), (28916, 987550), (36145, 790040), (39502, 722900), (57832, 493775), (72290, 395020), (79004, 361450), (98755, 289160), (144580, 197510), (158008, 180725)]