797063800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{306563}}^1$

素因数の和:306592

約数の個数: 48

約数和(自身を含む): 1995731640

約数和(自身を除く): 1198667840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 306563, 613126, 1226252, 1532815, 2452504, 3065630, 3985319, 6131260, 7664075, 7970638, 12262520, 15328150, 15941276, 19926595, 30656300, 31882552, 39853190, 61312600, 79706380, 99632975, 159412760, 199265950, 398531900, 797063800]

約数ペア:

[(1, 797063800), (2, 398531900), (4, 199265950), (5, 159412760), (8, 99632975), (10, 79706380), (13, 61312600), (20, 39853190), (25, 31882552), (26, 30656300), (40, 19926595), (50, 15941276), (52, 15328150), (65, 12262520), (100, 7970638), (104, 7664075), (130, 6131260), (200, 3985319), (260, 3065630), (325, 2452504), (520, 1532815), (650, 1226252), (1300, 613126), (2600, 306563)]