199778925

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 339978240

約数和(自身を除く): 140199315

約数列:

[1, 3, 5, 15, 25, 67, 75, 83, 201, 249, 335, 415, 479, 1005, 1245, 1437, 1675, 2075, 2395, 5025, 5561, 6225, 7185, 11975, 16683, 27805, 32093, 35925, 39757, 83415, 96279, 119271, 139025, 160465, 198785, 417075, 481395, 596355, 802325, 993925, 2406975, 2663719, 2981775, 7991157, 13318595, 39955785, 66592975, 199778925]

約数ペア:

[(1, 199778925), (3, 66592975), (5, 39955785), (15, 13318595), (25, 7991157), (67, 2981775), (75, 2663719), (83, 2406975), (201, 993925), (249, 802325), (335, 596355), (415, 481395), (479, 417075), (1005, 198785), (1245, 160465), (1437, 139025), (1675, 119271), (2075, 96279), (2395, 83415), (5025, 39757), (5561, 35925), (6225, 32093), (7185, 27805), (11975, 16683)]