389727536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1282

約数の個数: 80

約数和(自身を含む): 864992256

約数和(自身を除く): 475264720

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 61, 62, 88, 122, 124, 176, 244, 248, 341, 488, 496, 671, 682, 976, 1171, 1342, 1364, 1891, 2342, 2684, 2728, 3782, 4684, 5368, 5456, 7564, 9368, 10736, 12881, 15128, 18736, 20801, 25762, 30256, 36301, 41602, 51524, 71431, 72602, 83204, 103048, 142862, 145204, 166408, 206096, 285724, 290408, 332816, 399311, 571448, 580816, 785741, 798622, 1142896, 1571482, 1597244, 2214361, 3142964, 3194488, 4428722, 6285928, 6388976, 8857444, 12571856, 17714888, 24357971, 35429776, 48715942, 97431884, 194863768, 389727536]

約数ペア:

[(1, 389727536), (2, 194863768), (4, 97431884), (8, 48715942), (11, 35429776), (16, 24357971), (22, 17714888), (31, 12571856), (44, 8857444), (61, 6388976), (62, 6285928), (88, 4428722), (122, 3194488), (124, 3142964), (176, 2214361), (244, 1597244), (248, 1571482), (341, 1142896), (488, 798622), (496, 785741), (671, 580816), (682, 571448), (976, 399311), (1171, 332816), (1342, 290408), (1364, 285724), (1891, 206096), (2342, 166408), (2684, 145204), (2728, 142862), (3782, 103048), (4684, 83204), (5368, 72602), (5456, 71431), (7564, 51524), (9368, 41602), (10736, 36301), (12881, 30256), (15128, 25762), (18736, 20801)]