89173688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 180915000

約数和(自身を除く): 91741312

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 349, 698, 779, 1396, 1558, 1681, 2792, 3116, 3362, 6232, 6631, 6724, 13262, 13448, 14309, 26524, 28618, 31939, 53048, 57236, 63878, 114472, 127756, 255512, 271871, 543742, 586669, 1087484, 1173338, 2174968, 2346676, 4693352, 11146711, 22293422, 44586844, 89173688]

約数ペア:

[(1, 89173688), (2, 44586844), (4, 22293422), (8, 11146711), (19, 4693352), (38, 2346676), (41, 2174968), (76, 1173338), (82, 1087484), (152, 586669), (164, 543742), (328, 271871), (349, 255512), (698, 127756), (779, 114472), (1396, 63878), (1558, 57236), (1681, 53048), (2792, 31939), (3116, 28618), (3362, 26524), (6232, 14309), (6631, 13448), (6724, 13262)]