398650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 910656

約数和(自身を除く): 512006

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 67, 70, 85, 119, 134, 170, 175, 238, 335, 350, 425, 469, 595, 670, 850, 938, 1139, 1190, 1675, 2278, 2345, 2975, 3350, 4690, 5695, 5950, 7973, 11390, 11725, 15946, 23450, 28475, 39865, 56950, 79730, 199325, 398650]

約数ペア:

[(1, 398650), (2, 199325), (5, 79730), (7, 56950), (10, 39865), (14, 28475), (17, 23450), (25, 15946), (34, 11725), (35, 11390), (50, 7973), (67, 5950), (70, 5695), (85, 4690), (119, 3350), (134, 2975), (170, 2345), (175, 2278), (238, 1675), (335, 1190), (350, 1139), (425, 938), (469, 850), (595, 670)]