200745584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 437305344

約数和(自身を除く): 236559760

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 163, 191, 208, 248, 326, 382, 403, 496, 652, 764, 806, 1304, 1528, 1612, 2119, 2483, 2608, 3056, 3224, 4238, 4966, 5053, 5921, 6448, 8476, 9932, 10106, 11842, 16952, 19864, 20212, 23684, 31133, 33904, 39728, 40424, 47368, 62266, 65689, 76973, 80848, 94736, 124532, 131378, 153946, 249064, 262756, 307892, 404729, 498128, 525512, 615784, 809458, 965123, 1051024, 1231568, 1618916, 1930246, 3237832, 3860492, 6475664, 7720984, 12546599, 15441968, 25093198, 50186396, 100372792, 200745584]

約数ペア:

[(1, 200745584), (2, 100372792), (4, 50186396), (8, 25093198), (13, 15441968), (16, 12546599), (26, 7720984), (31, 6475664), (52, 3860492), (62, 3237832), (104, 1930246), (124, 1618916), (163, 1231568), (191, 1051024), (208, 965123), (248, 809458), (326, 615784), (382, 525512), (403, 498128), (496, 404729), (652, 307892), (764, 262756), (806, 249064), (1304, 153946), (1528, 131378), (1612, 124532), (2119, 94736), (2483, 80848), (2608, 76973), (3056, 65689), (3224, 62266), (4238, 47368), (4966, 40424), (5053, 39728), (5921, 33904), (6448, 31133), (8476, 23684), (9932, 20212), (10106, 19864), (11842, 16952)]